diff --git a/package.json b/package.json
index 6cbba72d5..e9eb52433 100644
--- a/package.json
+++ b/package.json
@@ -40,6 +40,7 @@
     "node": ">=10.0.0"
   },
   "devDependencies": {
+    "@ls-lint/ls-lint": "^1.8.0",
     "@microsoft/api-extractor": "^7.3.9",
     "@rollup/plugin-commonjs": "^11.0.2",
     "@rollup/plugin-json": "^4.0.0",
@@ -62,6 +63,8 @@
     "prettier": "~1.14.0",
     "puppeteer": "^2.0.0",
     "rollup": "^2.2.0",
+    "rollup-plugin-node-builtins": "^2.1.2",
+    "rollup-plugin-node-globals": "^1.4.0",
     "rollup-plugin-terser": "^5.3.0",
     "rollup-plugin-typescript2": "^0.27.0",
     "semver": "^6.3.0",
@@ -69,7 +72,6 @@
     "ts-jest": "^25.2.1",
     "tsd": "^0.11.0",
     "typescript": "^3.8.3",
-    "yorkie": "^2.0.0",
-    "@ls-lint/ls-lint": "^1.8.0"
+    "yorkie": "^2.0.0"
   }
 }
diff --git a/packages/compiler-core/src/codegen.ts b/packages/compiler-core/src/codegen.ts
index e4076bd57..a9836530e 100644
--- a/packages/compiler-core/src/codegen.ts
+++ b/packages/compiler-core/src/codegen.ts
@@ -31,7 +31,6 @@ import {
   advancePositionWithMutation,
   assert,
   isSimpleIdentifier,
-  loadDep,
   toValidAssetId
 } from './utils'
 import { isString, isArray, isSymbol } from '@vue/shared'
@@ -167,7 +166,7 @@ function createCodegenContext(
 
   if (!__BROWSER__ && sourceMap) {
     // lazy require source-map implementation, only in non-browser builds
-    context.map = new (loadDep('source-map')).SourceMapGenerator()
+    context.map = new SourceMapGenerator()
     context.map!.setSourceContent(filename, context.source)
   }
 
diff --git a/packages/compiler-core/src/utils.ts b/packages/compiler-core/src/utils.ts
index 3555e9a3d..e2c5dd1e5 100644
--- a/packages/compiler-core/src/utils.ts
+++ b/packages/compiler-core/src/utils.ts
@@ -30,8 +30,9 @@ import {
   KEEP_ALIVE,
   BASE_TRANSITION
 } from './runtimeHelpers'
-import { isString, isFunction, isObject, hyphenate } from '@vue/shared'
+import { isString, isObject, hyphenate } from '@vue/shared'
 import { parse } from '@babel/parser'
+import { walk } from 'estree-walker'
 import { Node } from '@babel/types'
 
 export const isBuiltInType = (tag: string, expected: string): boolean =>
@@ -49,31 +50,16 @@ export function isCoreComponent(tag: string): symbol | void {
   }
 }
 
-// cache node requires
-// lazy require dependencies so that they don't end up in rollup's dep graph
-// and thus can be tree-shaken in browser builds.
-let _parse: typeof parse
-let _walk: any
-
-export function loadDep(name: string) {
-  if (!__BROWSER__ && typeof process !== 'undefined' && isFunction(require)) {
-    return require(name)
-  } else {
-    // This is only used when we are building a dev-only build of the compiler
-    // which runs in the browser but also uses Node deps.
-    return (window as any)._deps[name]
-  }
-}
-
 export const parseJS: typeof parse = (code, options) => {
-  assert(
-    !__BROWSER__,
-    `Expression AST analysis can only be performed in non-browser builds.`
-  )
-  if (!_parse) {
-    _parse = loadDep('@babel/parser').parse
+  if (__BROWSER__) {
+    assert(
+      !__BROWSER__,
+      `Expression AST analysis can only be performed in non-browser builds.`
+    )
+    return null as any
+  } else {
+    return parse(code, options)
   }
-  return _parse(code, options)
 }
 
 interface Walker {
@@ -82,12 +68,15 @@ interface Walker {
 }
 
 export const walkJS = (ast: Node, walker: Walker) => {
-  assert(
-    !__BROWSER__,
-    `Expression AST analysis can only be performed in non-browser builds.`
-  )
-  const walk = _walk || (_walk = loadDep('estree-walker').walk)
-  return walk(ast, walker)
+  if (__BROWSER__) {
+    assert(
+      !__BROWSER__,
+      `Expression AST analysis can only be performed in non-browser builds.`
+    )
+    return null as any
+  } else {
+    return (walk as any)(ast, walker)
+  }
 }
 
 const nonIdentifierRE = /^\d|[^\$\w]/
diff --git a/packages/compiler-sfc/README.md b/packages/compiler-sfc/README.md
index 4cffa17fe..4fc4ffa10 100644
--- a/packages/compiler-sfc/README.md
+++ b/packages/compiler-sfc/README.md
@@ -6,6 +6,10 @@ This package contains lower level utilities that you can use if you are writing
 
 The API surface is intentionally minimal - the goal is to reuse as much as possible while being as flexible as possible.
 
+## Browser Build Usage
+
+This package relies on `postcss`, `postcss-selector-parser` and `postcss-modules`
+
 ## API
 
 TODO
diff --git a/packages/compiler-sfc/package.json b/packages/compiler-sfc/package.json
index 0a7f35a73..882bff8ef 100644
--- a/packages/compiler-sfc/package.json
+++ b/packages/compiler-sfc/package.json
@@ -8,10 +8,14 @@
     "dist"
   ],
   "buildOptions": {
-    "prod": false,
+    "name": "VueCompilerSFC",
     "formats": [
-      "cjs"
-    ]
+      "cjs",
+      "global",
+      "esm-browser"
+    ],
+    "prod": false,
+    "enableNonBrowserBranches": true
   },
   "repository": {
     "type": "git",
diff --git a/packages/compiler-sfc/src/compileStyle.ts b/packages/compiler-sfc/src/compileStyle.ts
index c0a510c0b..ded5f0bf6 100644
--- a/packages/compiler-sfc/src/compileStyle.ts
+++ b/packages/compiler-sfc/src/compileStyle.ts
@@ -94,20 +94,24 @@ export function doCompileStyle(
   }
   let cssModules: Record<string, string> | undefined
   if (modules) {
-    if (options.isAsync) {
-      plugins.push(
-        require('postcss-modules')({
-          ...modulesOptions,
-          getJSON: (cssFileName: string, json: Record<string, string>) => {
-            cssModules = json
-          }
-        })
-      )
-    } else {
+    if (__GLOBAL__ || __ESM_BROWSER__) {
       throw new Error(
-        '`modules` option can only be used with compileStyleAsync().'
+        '[@vue/compiler-sfc] `modules` option is not supported in the browser build.'
       )
     }
+    if (!options.isAsync) {
+      throw new Error(
+        '[@vue/compiler-sfc] `modules` option can only be used with compileStyleAsync().'
+      )
+    }
+    plugins.push(
+      require('postcss-modules')({
+        ...modulesOptions,
+        getJSON: (_cssFileName: string, json: Record<string, string>) => {
+          cssModules = json
+        }
+      })
+    )
   }
 
   const postCSSOptions: ProcessOptions = {
@@ -172,6 +176,14 @@ function preprocess(
   options: SFCStyleCompileOptions,
   preprocessor: StylePreprocessor
 ): StylePreprocessorResults {
+  if ((__ESM_BROWSER__ || __GLOBAL__) && !options.preprocessCustomRequire) {
+    throw new Error(
+      `[@vue/compiler-sfc] Style preprocessing in the browser build must ` +
+        `provide the \`preprocessCustomRequire\` option to return the in-browser ` +
+        `version of the preprocessor.`
+    )
+  }
+
   return preprocessor.render(
     options.source,
     options.map,
diff --git a/packages/compiler-sfc/src/compileTemplate.ts b/packages/compiler-sfc/src/compileTemplate.ts
index 13bbd23f3..2c50c7f3e 100644
--- a/packages/compiler-sfc/src/compileTemplate.ts
+++ b/packages/compiler-sfc/src/compileTemplate.ts
@@ -14,6 +14,8 @@ import {
 } from './templateTransformAssetUrl'
 import { transformSrcset } from './templateTransformSrcset'
 import { isObject } from '@vue/shared'
+import * as CompilerDOM from '@vue/compiler-dom'
+import * as CompilerSSR from '@vue/compiler-ssr'
 import consolidate from 'consolidate'
 
 export interface TemplateCompiler {
@@ -38,6 +40,7 @@ export interface SFCTemplateCompileOptions {
   compilerOptions?: CompilerOptions
   preprocessLang?: string
   preprocessOptions?: any
+  preprocessCustomRequire?: (id: string) => any
   transformAssetUrls?: AssetURLOptions | boolean
 }
 
@@ -66,9 +69,25 @@ function preprocess(
 export function compileTemplate(
   options: SFCTemplateCompileOptions
 ): SFCTemplateCompileResults {
-  const { preprocessLang } = options
-  const preprocessor =
-    preprocessLang && consolidate[preprocessLang as keyof typeof consolidate]
+  const { preprocessLang, preprocessCustomRequire } = options
+
+  if (
+    (__ESM_BROWSER__ || __GLOBAL__) &&
+    preprocessLang &&
+    !preprocessCustomRequire
+  ) {
+    throw new Error(
+      `[@vue/compiler-sfc] Template preprocessing in the browser build must ` +
+        `provide the \`preprocessCustomRequire\` option to return the in-browser ` +
+        `version of the preprocessor in the shape of { render(): string }.`
+    )
+  }
+
+  const preprocessor = preprocessLang
+    ? preprocessCustomRequire
+      ? preprocessCustomRequire(preprocessLang)
+      : require('consolidate')[preprocessLang as keyof typeof consolidate]
+    : false
   if (preprocessor) {
     try {
       return doCompileTemplate({
@@ -108,7 +127,7 @@ function doCompileTemplate({
   inMap,
   source,
   ssr = false,
-  compiler = ssr ? require('@vue/compiler-ssr') : require('@vue/compiler-dom'),
+  compiler = ssr ? (CompilerSSR as TemplateCompiler) : CompilerDOM,
   compilerOptions = {},
   transformAssetUrls
 }: SFCTemplateCompileOptions): SFCTemplateCompileResults {
diff --git a/packages/compiler-sfc/src/parse.ts b/packages/compiler-sfc/src/parse.ts
index d59e131a8..04310acbf 100644
--- a/packages/compiler-sfc/src/parse.ts
+++ b/packages/compiler-sfc/src/parse.ts
@@ -6,9 +6,9 @@ import {
   TextModes
 } from '@vue/compiler-core'
 import { RawSourceMap, SourceMapGenerator } from 'source-map'
-import LRUCache from 'lru-cache'
 import { generateCodeFrame } from '@vue/shared'
 import { TemplateCompiler } from './compileTemplate'
+import * as CompilerDOM from '@vue/compiler-dom'
 
 export interface SFCParseOptions {
   filename?: string
@@ -57,7 +57,13 @@ export interface SFCParseResult {
 }
 
 const SFC_CACHE_MAX_SIZE = 500
-const sourceToSFC = new LRUCache<string, SFCParseResult>(SFC_CACHE_MAX_SIZE)
+const sourceToSFC =
+  __GLOBAL__ || __ESM_BROWSER__
+    ? new Map<string, SFCParseResult>()
+    : (new (require('lru-cache'))(SFC_CACHE_MAX_SIZE) as Map<
+        string,
+        SFCParseResult
+      >)
 
 export function parse(
   source: string,
@@ -66,7 +72,7 @@ export function parse(
     filename = 'component.vue',
     sourceRoot = '',
     pad = false,
-    compiler = require('@vue/compiler-dom')
+    compiler = CompilerDOM
   }: SFCParseOptions = {}
 ): SFCParseResult {
   const sourceKey =
diff --git a/packages/template-explorer/index.html b/packages/template-explorer/index.html
index b6421521f..81dc39146 100644
--- a/packages/template-explorer/index.html
+++ b/packages/template-explorer/index.html
@@ -6,15 +6,8 @@
 <div id="source" class="editor"></div>
 <div id="output" class="editor"></div>
 
-<script src="https://unpkg.com/estree-walker@0.8.1/dist/estree-walker.umd.js"></script>
-<script src="https://unpkg.com/source-map@0.6.1/dist/source-map.js"></script>
 <script src="https://unpkg.com/monaco-editor@0.20.0/min/vs/loader.js"></script>
 <script>
-window._deps = {
-  'estree-walker': estreeWalker,
-  'source-map': sourceMap
-}
-
 require.config({
   paths: {
     'vs': 'https://unpkg.com/monaco-editor@0.20.0/min/vs'
diff --git a/packages/template-explorer/local.html b/packages/template-explorer/local.html
index 4ab1d97e8..3f93d1391 100644
--- a/packages/template-explorer/local.html
+++ b/packages/template-explorer/local.html
@@ -6,16 +6,8 @@
 <div id="source" class="editor"></div>
 <div id="output" class="editor"></div>
 
-<script src="../../node_modules/estree-walker/dist/estree-walker.umd.js"></script>
-<script src="../../node_modules/source-map/dist/source-map.js"></script>
 <script src="../../node_modules/monaco-editor/min/vs/loader.js"></script>
 <script>
-window._deps = {
-  // @babel/parser is injected by the bundle
-  'estree-walker': estreeWalker,
-  'source-map': sourceMap
-}
-
 require.config({
   paths: {
     'vs': '../../node_modules/monaco-editor/min/vs'
diff --git a/packages/template-explorer/src/index.ts b/packages/template-explorer/src/index.ts
index e16c1b625..894634906 100644
--- a/packages/template-explorer/src/index.ts
+++ b/packages/template-explorer/src/index.ts
@@ -4,9 +4,6 @@ import { compile as ssrCompile } from '@vue/compiler-ssr'
 import { compilerOptions, initOptions, ssrMode } from './options'
 import { watchEffect } from '@vue/runtime-dom'
 import { SourceMapConsumer } from 'source-map'
-import { parse } from '@babel/parser'
-
-window._deps['@babel/parser'] = { parse }
 
 declare global {
   interface Window {
@@ -57,7 +54,7 @@ window.init = () => {
       )
       console.log(`AST: `, ast)
       lastSuccessfulCode = code + `\n\n// Check the console for the AST`
-      lastSuccessfulMap = new window._deps['source-map'].SourceMapConsumer(map)
+      lastSuccessfulMap = new SourceMapConsumer(map!)
       lastSuccessfulMap!.computeColumnSpans()
     } catch (e) {
       lastSuccessfulCode = `/* ERROR: ${
diff --git a/rollup.config.js b/rollup.config.js
index 152876056..e282f777e 100644
--- a/rollup.config.js
+++ b/rollup.config.js
@@ -60,7 +60,10 @@ const packageConfigs = process.env.PROD_ONLY
 
 if (process.env.NODE_ENV === 'production') {
   packageFormats.forEach(format => {
-    if (format === 'cjs' && packageOptions.prod !== false) {
+    if (packageOptions.prod === false) {
+      return
+    }
+    if (format === 'cjs') {
       packageConfigs.push(createProductionConfig(format))
     }
     if (/^(global|esm-browser)(-runtime)?/.test(format)) {
@@ -115,18 +118,39 @@ function createConfig(format, output, plugins = []) {
 
   const external =
     isGlobalBuild || isBrowserESMBuild
-      ? []
-      : [
+      ? packageOptions.enableNonBrowserBranches
+        ? // externalize postcss for @vue/compiler-sfc
+          // because @rollup/plugin-commonjs cannot bundle it properly
+          ['postcss']
+        : // normal browser builds - non-browser only imports are tree-shaken,
+          // they are only listed here to suppress warnings.
+          ['source-map', '@babel/parser', 'estree-walker']
+      : // Node / esm-bundler builds. Externalize everything.
+        [
           ...Object.keys(pkg.dependencies || {}),
-          ...Object.keys(pkg.peerDependencies || {})
+          ...Object.keys(pkg.peerDependencies || {}),
+          'url' // for @vue/compiler-sfc
         ]
 
-  const nodePlugins = packageOptions.enableNonBrowserBranches
-    ? [
-        require('@rollup/plugin-node-resolve')(),
-        require('@rollup/plugin-commonjs')()
-      ]
-    : []
+  // the browser builds of @vue/compiler-sfc requires postcss to be available
+  // as a global (e.g. http://wzrd.in/standalone/postcss)
+  output.globals = {
+    postcss: 'postcss'
+  }
+
+  const nodePlugins =
+    packageOptions.enableNonBrowserBranches && format !== 'cjs'
+      ? [
+          require('@rollup/plugin-node-resolve')({
+            preferBuiltins: true
+          }),
+          require('@rollup/plugin-commonjs')({
+            sourceMap: false
+          }),
+          require('rollup-plugin-node-builtins')(),
+          require('rollup-plugin-node-globals')()
+        ]
+      : []
 
   return {
     input: resolve(entryFile),
@@ -156,6 +180,9 @@ function createConfig(format, output, plugins = []) {
       if (!/Circular/.test(msg)) {
         warn(msg)
       }
+    },
+    treeshake: {
+      moduleSideEffects: false
     }
   }
 }
diff --git a/yarn.lock b/yarn.lock
index 030f655ff..587c75cd9 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -908,6 +908,13 @@ abab@^2.0.0:
   resolved "https://registry.yarnpkg.com/abab/-/abab-2.0.0.tgz#aba0ab4c5eee2d4c79d3487d85450fb2376ebb0f"
   integrity sha512-sY5AXXVZv4Y1VACTtR11UJCPHHudgY5i26Qj5TypE6DKlIApbwb5uqhXcJ5UUGbvZNRh7EeIoW+LrJumBsKp7w==
 
+abstract-leveldown@~0.12.0, abstract-leveldown@~0.12.1:
+  version "0.12.4"
+  resolved "https://registry.yarnpkg.com/abstract-leveldown/-/abstract-leveldown-0.12.4.tgz#29e18e632e60e4e221d5810247852a63d7b2e410"
+  integrity sha1-KeGOYy5g5OIh1YECR4UqY9ey5BA=
+  dependencies:
+    xtend "~3.0.0"
+
 accepts@~1.3.5:
   version "1.3.7"
   resolved "https://registry.yarnpkg.com/accepts/-/accepts-1.3.7.tgz#531bc726517a3b2b41f850021c6cc15eaab507cd"
@@ -946,6 +953,11 @@ acorn@^4.0.4, acorn@~4.0.2:
   resolved "https://registry.yarnpkg.com/acorn/-/acorn-4.0.13.tgz#105495ae5361d697bd195c825192e1ad7f253787"
   integrity sha1-EFSVrlNh1pe9GVyCUZLhrX8lN4c=
 
+acorn@^5.7.3:
+  version "5.7.4"
+  resolved "https://registry.yarnpkg.com/acorn/-/acorn-5.7.4.tgz#3e8d8a9947d0599a1796d10225d7432f4a4acf5e"
+  integrity sha512-1D++VG7BhrtvQpNbBzovKNc1FLGGEE/oGe7b9xJm/RFHMBeUaUGpluV9RLjZa47YFdPcDAenEYuq9pQPcMdLJg==
+
 acorn@^6.0.1:
   version "6.0.1"
   resolved "https://registry.yarnpkg.com/acorn/-/acorn-6.0.1.tgz#66e6147e1027704479dc6d9b20d884c572db3cc1"
@@ -1164,6 +1176,15 @@ asap@~2.0.3:
   resolved "https://registry.yarnpkg.com/asap/-/asap-2.0.6.tgz#e50347611d7e690943208bbdafebcbc2fb866d46"
   integrity sha1-5QNHYR1+aQlDIIu9r+vLwvuGbUY=
 
+asn1.js@^4.0.0:
+  version "4.10.1"
+  resolved "https://registry.yarnpkg.com/asn1.js/-/asn1.js-4.10.1.tgz#b9c2bf5805f1e64aadeed6df3a2bfafb5a73f5a0"
+  integrity sha512-p32cOF5q0Zqs9uBiONKYLm6BClCoBCM5O9JfeUSlnQLBTxYdTK+pW+nXflm8UkKd2UYlEbYz5qEi0JuZR9ckSw==
+  dependencies:
+    bn.js "^4.0.0"
+    inherits "^2.0.1"
+    minimalistic-assert "^1.0.0"
+
 asn1@~0.2.3:
   version "0.2.4"
   resolved "https://registry.yarnpkg.com/asn1/-/asn1-0.2.4.tgz#8d2475dfab553bb33e77b54e59e880bb8ce23136"
@@ -1324,11 +1345,23 @@ big.js@^5.2.2:
   resolved "https://registry.yarnpkg.com/big.js/-/big.js-5.2.2.tgz#65f0af382f578bcdc742bd9c281e9cb2d7768328"
   integrity sha512-vyL2OymJxmarO8gxMr0mhChsO9QGwhynfuu4+MHTAW6czfq9humCB7rKpUjDd9YUiDPU4mzpyupFSvOClAwbmQ==
 
+bl@~0.8.1:
+  version "0.8.2"
+  resolved "https://registry.yarnpkg.com/bl/-/bl-0.8.2.tgz#c9b6bca08d1bc2ea00fc8afb4f1a5fd1e1c66e4e"
+  integrity sha1-yba8oI0bwuoA/Ir7Txpf0eHGbk4=
+  dependencies:
+    readable-stream "~1.0.26"
+
 bluebird@^3.1.1:
   version "3.7.1"
   resolved "https://registry.yarnpkg.com/bluebird/-/bluebird-3.7.1.tgz#df70e302b471d7473489acf26a93d63b53f874de"
   integrity sha512-DdmyoGCleJnkbp3nkbxTLJ18rjDsE4yCggEwKNXkeV123sPNfOCYeDoeuOY+F2FrSjO1YXcTU+dsy96KMy+gcg==
 
+bn.js@^4.0.0, bn.js@^4.1.0, bn.js@^4.1.1, bn.js@^4.4.0:
+  version "4.11.8"
+  resolved "https://registry.yarnpkg.com/bn.js/-/bn.js-4.11.8.tgz#2cde09eb5ee341f484746bb0309b3253b1b1442f"
+  integrity sha512-ItfYfPLkWHUjckQCk8xC+LwxgK8NYcXywGigJgSwOP8Y2iyWT4f2vsZnoOXTTbo+o5yXmIUJ4gn5538SO5S3gA==
+
 boxen@1.3.0, boxen@^1.2.1:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/boxen/-/boxen-1.3.0.tgz#55c6c39a8ba58d9c61ad22cd877532deb665a20b"
@@ -1373,6 +1406,11 @@ braces@^3.0.1:
   dependencies:
     fill-range "^7.0.1"
 
+brorand@^1.0.1:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/brorand/-/brorand-1.1.0.tgz#12c25efe40a45e3c323eb8675a0a0ce57b22371f"
+  integrity sha1-EsJe/kCkXjwyPrhnWgoM5XsiNx8=
+
 brotli@^1.3.2:
   version "1.3.2"
   resolved "https://registry.yarnpkg.com/brotli/-/brotli-1.3.2.tgz#525a9cad4fcba96475d7d388f6aecb13eed52f46"
@@ -1392,6 +1430,67 @@ browser-resolve@^1.11.3:
   dependencies:
     resolve "1.1.7"
 
+browserify-aes@^1.0.0, browserify-aes@^1.0.4:
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/browserify-aes/-/browserify-aes-1.2.0.tgz#326734642f403dabc3003209853bb70ad428ef48"
+  integrity sha512-+7CHXqGuspUn/Sl5aO7Ea0xWGAtETPXNSAjHo48JfLdPWcMng33Xe4znFvQweqc/uzk5zSOI3H52CYnjCfb5hA==
+  dependencies:
+    buffer-xor "^1.0.3"
+    cipher-base "^1.0.0"
+    create-hash "^1.1.0"
+    evp_bytestokey "^1.0.3"
+    inherits "^2.0.1"
+    safe-buffer "^5.0.1"
+
+browserify-cipher@^1.0.0:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/browserify-cipher/-/browserify-cipher-1.0.1.tgz#8d6474c1b870bfdabcd3bcfcc1934a10e94f15f0"
+  integrity sha512-sPhkz0ARKbf4rRQt2hTpAHqn47X3llLkUGn+xEJzLjwY8LRs2p0v7ljvI5EyoRO/mexrNunNECisZs+gw2zz1w==
+  dependencies:
+    browserify-aes "^1.0.4"
+    browserify-des "^1.0.0"
+    evp_bytestokey "^1.0.0"
+
+browserify-des@^1.0.0:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/browserify-des/-/browserify-des-1.0.2.tgz#3af4f1f59839403572f1c66204375f7a7f703e9c"
+  integrity sha512-BioO1xf3hFwz4kc6iBhI3ieDFompMhrMlnDFC4/0/vd5MokpuAc3R+LYbwTA9A5Yc9pq9UYPqffKpW2ObuwX5A==
+  dependencies:
+    cipher-base "^1.0.1"
+    des.js "^1.0.0"
+    inherits "^2.0.1"
+    safe-buffer "^5.1.2"
+
+browserify-fs@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/browserify-fs/-/browserify-fs-1.0.0.tgz#f075aa8a729d4d1716d066620e386fcc1311a96f"
+  integrity sha1-8HWqinKdTRcW0GZiDjhvzBMRqW8=
+  dependencies:
+    level-filesystem "^1.0.1"
+    level-js "^2.1.3"
+    levelup "^0.18.2"
+
+browserify-rsa@^4.0.0:
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/browserify-rsa/-/browserify-rsa-4.0.1.tgz#21e0abfaf6f2029cf2fafb133567a701d4135524"
+  integrity sha1-IeCr+vbyApzy+vsTNWenAdQTVSQ=
+  dependencies:
+    bn.js "^4.1.0"
+    randombytes "^2.0.1"
+
+browserify-sign@^4.0.0:
+  version "4.0.4"
+  resolved "https://registry.yarnpkg.com/browserify-sign/-/browserify-sign-4.0.4.tgz#aa4eb68e5d7b658baa6bf6a57e630cbd7a93d298"
+  integrity sha1-qk62jl17ZYuqa/alfmMMvXqT0pg=
+  dependencies:
+    bn.js "^4.1.1"
+    browserify-rsa "^4.0.0"
+    create-hash "^1.1.0"
+    create-hmac "^1.1.2"
+    elliptic "^6.0.0"
+    inherits "^2.0.1"
+    parse-asn1 "^5.0.0"
+
 bs-logger@0.x:
   version "0.2.6"
   resolved "https://registry.yarnpkg.com/bs-logger/-/bs-logger-0.2.6.tgz#eb7d365307a72cf974cc6cda76b68354ad336bd8"
@@ -1406,11 +1505,21 @@ bser@^2.0.0:
   dependencies:
     node-int64 "^0.4.0"
 
+buffer-es6@^4.9.2, buffer-es6@^4.9.3:
+  version "4.9.3"
+  resolved "https://registry.yarnpkg.com/buffer-es6/-/buffer-es6-4.9.3.tgz#f26347b82df76fd37e18bcb5288c4970cfd5c404"
+  integrity sha1-8mNHuC33b9N+GLy1KIxJcM/VxAQ=
+
 buffer-from@1.x, buffer-from@^1.0.0:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/buffer-from/-/buffer-from-1.1.1.tgz#32713bc028f75c02fdb710d7c7bcec1f2c6070ef"
   integrity sha512-MQcXEUbCKtEo7bhqEs6560Hyd4XaovZlO/k9V3hjVUF/zwW7KBVdSK4gIt/bzwS9MbR5qob+F5jusZsb0YQK2A==
 
+buffer-xor@^1.0.3:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/buffer-xor/-/buffer-xor-1.0.3.tgz#26e61ed1422fb70dd42e6e36729ed51d855fe8d9"
+  integrity sha1-JuYe0UIvtw3ULm42cp7VHYVf6Nk=
+
 builtin-modules@^1.0.0:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/builtin-modules/-/builtin-modules-1.1.1.tgz#270f076c5a72c02f5b65a47df94c5fe3a278892f"
@@ -1586,6 +1695,14 @@ ci-info@^2.0.0:
   resolved "https://registry.yarnpkg.com/ci-info/-/ci-info-2.0.0.tgz#67a9e964be31a51e15e5010d58e6f12834002f46"
   integrity sha512-5tK7EtrZ0N+OLFMthtqOj4fI2Jeb88C4CAZPu25LDVUgXJ0A3Js4PMGqrn0JU1W0Mh1/Z8wZzYPxqUrXeBboCQ==
 
+cipher-base@^1.0.0, cipher-base@^1.0.1, cipher-base@^1.0.3:
+  version "1.0.4"
+  resolved "https://registry.yarnpkg.com/cipher-base/-/cipher-base-1.0.4.tgz#8760e4ecc272f4c363532f926d874aae2c1397de"
+  integrity sha512-Kkht5ye6ZGmwv40uUDZztayT2ThLQGfnj/T71N/XzeZeo3nf8foyW7zGTsPYkEya3m5f3cAypH+qe7YOrM1U2Q==
+  dependencies:
+    inherits "^2.0.1"
+    safe-buffer "^5.0.1"
+
 class-utils@^0.3.5:
   version "0.3.6"
   resolved "https://registry.yarnpkg.com/class-utils/-/class-utils-0.3.6.tgz#f93369ae8b9a7ce02fd41faad0ca83033190c463"
@@ -1649,6 +1766,11 @@ cliui@^6.0.0:
     strip-ansi "^6.0.0"
     wrap-ansi "^6.2.0"
 
+clone@~0.1.9:
+  version "0.1.19"
+  resolved "https://registry.yarnpkg.com/clone/-/clone-0.1.19.tgz#613fb68639b26a494ac53253e15b1a6bd88ada85"
+  integrity sha1-YT+2hjmyaklKxTJT4Vsaa9iK2oU=
+
 co@^4.6.0:
   version "4.6.0"
   resolved "https://registry.yarnpkg.com/co/-/co-4.6.0.tgz#6ea6bdf3d853ae54ccb8e47bfa0bf3f9031fb184"
@@ -1768,7 +1890,7 @@ concat-map@0.0.1:
   resolved "https://registry.yarnpkg.com/concat-map/-/concat-map-0.0.1.tgz#d8a96bd77fd68df7793a73036a3ba0d5405d477b"
   integrity sha1-2Klr13/Wjfd5OnMDajug1UBdR3s=
 
-concat-stream@1.6.2:
+concat-stream@1.6.2, concat-stream@^1.4.4:
   version "1.6.2"
   resolved "https://registry.yarnpkg.com/concat-stream/-/concat-stream-1.6.2.tgz#904bdf194cd3122fc675c77fc4ac3d4ff0fd1a34"
   integrity sha512-27HBghJxjiZtIk3Ycvn/4kbJk/1uZuJFfuPEns6LaEvpvG1f0hTea8lilrouyo9mVc2GWdcEZ8OLoGmSADlrCw==
@@ -2008,6 +2130,14 @@ cosmiconfig@^5.2.1:
     js-yaml "^3.13.1"
     parse-json "^4.0.0"
 
+create-ecdh@^4.0.0:
+  version "4.0.3"
+  resolved "https://registry.yarnpkg.com/create-ecdh/-/create-ecdh-4.0.3.tgz#c9111b6f33045c4697f144787f9254cdc77c45ff"
+  integrity sha512-GbEHQPMOswGpKXM9kCWVrremUcBmjteUaQ01T9rkKCPDXfUHX0IoP9LpHYo2NPFampa4e+/pFDc3jQdxrxQLaw==
+  dependencies:
+    bn.js "^4.1.0"
+    elliptic "^6.0.0"
+
 create-error-class@^3.0.0:
   version "3.0.2"
   resolved "https://registry.yarnpkg.com/create-error-class/-/create-error-class-3.0.2.tgz#06be7abef947a3f14a30fd610671d401bca8b7b6"
@@ -2015,6 +2145,29 @@ create-error-class@^3.0.0:
   dependencies:
     capture-stack-trace "^1.0.0"
 
+create-hash@^1.1.0, create-hash@^1.1.2:
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/create-hash/-/create-hash-1.2.0.tgz#889078af11a63756bcfb59bd221996be3a9ef196"
+  integrity sha512-z00bCGNHDG8mHAkP7CtT1qVu+bFQUPjYq/4Iv3C3kWjTFV10zIjfSoeqXo9Asws8gwSHDGj/hl2u4OGIjapeCg==
+  dependencies:
+    cipher-base "^1.0.1"
+    inherits "^2.0.1"
+    md5.js "^1.3.4"
+    ripemd160 "^2.0.1"
+    sha.js "^2.4.0"
+
+create-hmac@^1.1.0, create-hmac@^1.1.2, create-hmac@^1.1.4:
+  version "1.1.7"
+  resolved "https://registry.yarnpkg.com/create-hmac/-/create-hmac-1.1.7.tgz#69170c78b3ab957147b2b8b04572e47ead2243ff"
+  integrity sha512-MJG9liiZ+ogc4TzUwuvbER1JRdgvUFSB5+VR/g5h82fGaIRWMWddtKBHi7/sVhfjQZ6SehlyhvQYrcYkaUIpLg==
+  dependencies:
+    cipher-base "^1.0.3"
+    create-hash "^1.1.0"
+    inherits "^2.0.1"
+    ripemd160 "^2.0.0"
+    safe-buffer "^5.0.1"
+    sha.js "^2.4.8"
+
 cross-spawn@^5.0.1:
   version "5.1.0"
   resolved "https://registry.yarnpkg.com/cross-spawn/-/cross-spawn-5.1.0.tgz#e8bd0efee58fcff6f8f94510a0a554bbfa235449"
@@ -2044,6 +2197,23 @@ cross-spawn@^7.0.0:
     shebang-command "^2.0.0"
     which "^2.0.1"
 
+crypto-browserify@^3.11.0:
+  version "3.12.0"
+  resolved "https://registry.yarnpkg.com/crypto-browserify/-/crypto-browserify-3.12.0.tgz#396cf9f3137f03e4b8e532c58f698254e00f80ec"
+  integrity sha512-fz4spIh+znjO2VjL+IdhEpRJ3YN6sMzITSBijk6FK2UvTqruSQW+/cCZTSNsMiZNvUeq0CqurF+dAbyiGOY6Wg==
+  dependencies:
+    browserify-cipher "^1.0.0"
+    browserify-sign "^4.0.0"
+    create-ecdh "^4.0.0"
+    create-hash "^1.1.0"
+    create-hmac "^1.1.0"
+    diffie-hellman "^5.0.0"
+    inherits "^2.0.1"
+    pbkdf2 "^3.0.3"
+    public-encrypt "^4.0.0"
+    randombytes "^2.0.0"
+    randomfill "^1.0.3"
+
 crypto-random-string@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/crypto-random-string/-/crypto-random-string-1.0.0.tgz#a230f64f568310e1498009940790ec99545bca7e"
@@ -2189,6 +2359,13 @@ deepmerge@^4.2.2:
   resolved "https://registry.yarnpkg.com/deepmerge/-/deepmerge-4.2.2.tgz#44d2ea3679b8f4d4ffba33f03d865fc1e7bf4955"
   integrity sha512-FJ3UgI4gIl+PHZm53knsuSFpE+nESMr7M4v9QcgB7S63Kj/6WqMiFQJpBBYz1Pt+66bZpP3Q7Lye0Oo9MPKEdg==
 
+deferred-leveldown@~0.2.0:
+  version "0.2.0"
+  resolved "https://registry.yarnpkg.com/deferred-leveldown/-/deferred-leveldown-0.2.0.tgz#2cef1f111e1c57870d8bbb8af2650e587cd2f5b4"
+  integrity sha1-LO8fER4cV4cNi7uK8mUOWHzS9bQ=
+  dependencies:
+    abstract-leveldown "~0.12.1"
+
 define-properties@^1.1.2, define-properties@^1.1.3:
   version "1.1.3"
   resolved "https://registry.yarnpkg.com/define-properties/-/define-properties-1.1.3.tgz#cf88da6cbee26fe6db7094f61d870cbd84cee9f1"
@@ -2234,6 +2411,14 @@ delayed-stream@~1.0.0:
   resolved "https://registry.yarnpkg.com/delayed-stream/-/delayed-stream-1.0.0.tgz#df3ae199acadfb7d440aaae0b29e2272b24ec619"
   integrity sha1-3zrhmayt+31ECqrgsp4icrJOxhk=
 
+des.js@^1.0.0:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/des.js/-/des.js-1.0.1.tgz#5382142e1bdc53f85d86d53e5f4aa7deb91e0843"
+  integrity sha512-Q0I4pfFrv2VPd34/vfLrFOoRmlYj3OV50i7fskps1jZWK1kApMWWT9G6RRUeYedLcBDIhnSDaUvJMb3AhUlaEA==
+  dependencies:
+    inherits "^2.0.1"
+    minimalistic-assert "^1.0.0"
+
 detect-newline@^3.0.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/detect-newline/-/detect-newline-3.1.0.tgz#576f5dfc63ae1a192ff192d8ad3af6308991b651"
@@ -2244,6 +2429,15 @@ diff-sequences@^25.2.6:
   resolved "https://registry.yarnpkg.com/diff-sequences/-/diff-sequences-25.2.6.tgz#5f467c00edd35352b7bca46d7927d60e687a76dd"
   integrity sha512-Hq8o7+6GaZeoFjtpgvRBUknSXNeJiCx7V9Fr94ZMljNiCr9n9L8H8aJqgWOQiDDGdyn29fRNcDdRVJ5fdyihfg==
 
+diffie-hellman@^5.0.0:
+  version "5.0.3"
+  resolved "https://registry.yarnpkg.com/diffie-hellman/-/diffie-hellman-5.0.3.tgz#40e8ee98f55a2149607146921c63e1ae5f3d2875"
+  integrity sha512-kqag/Nl+f3GwyK25fhUMYj81BUOrZ9IuJsjIcDE5icNM9FJHAVm3VcUDxdLPoQtTuUylWm6ZIknYJwwaPxsUzg==
+  dependencies:
+    bn.js "^4.1.0"
+    miller-rabin "^4.0.0"
+    randombytes "^2.0.0"
+
 dir-glob@^2.2.2:
   version "2.2.2"
   resolved "https://registry.yarnpkg.com/dir-glob/-/dir-glob-2.2.2.tgz#fa09f0694153c8918b18ba0deafae94769fc50c4"
@@ -2302,6 +2496,19 @@ elegant-spinner@^1.0.1:
   resolved "https://registry.yarnpkg.com/elegant-spinner/-/elegant-spinner-1.0.1.tgz#db043521c95d7e303fd8f345bedc3349cfb0729e"
   integrity sha1-2wQ1IcldfjA/2PNFvtwzSc+wcp4=
 
+elliptic@^6.0.0:
+  version "6.5.2"
+  resolved "https://registry.yarnpkg.com/elliptic/-/elliptic-6.5.2.tgz#05c5678d7173c049d8ca433552224a495d0e3762"
+  integrity sha512-f4x70okzZbIQl/NSRLkI/+tteV/9WqL98zx+SQ69KbXxmVrmjwsNUPn/gYJJ0sHvEak24cZgHIPegRePAtA/xw==
+  dependencies:
+    bn.js "^4.4.0"
+    brorand "^1.0.1"
+    hash.js "^1.0.0"
+    hmac-drbg "^1.0.0"
+    inherits "^2.0.1"
+    minimalistic-assert "^1.0.0"
+    minimalistic-crypto-utils "^1.0.0"
+
 emoji-regex@^8.0.0:
   version "8.0.0"
   resolved "https://registry.yarnpkg.com/emoji-regex/-/emoji-regex-8.0.0.tgz#e818fd69ce5ccfcb404594f842963bf53164cc37"
@@ -2326,6 +2533,13 @@ enquirer@^2.3.2:
   dependencies:
     ansi-colors "^3.2.1"
 
+errno@^0.1.1, errno@~0.1.1:
+  version "0.1.7"
+  resolved "https://registry.yarnpkg.com/errno/-/errno-0.1.7.tgz#4684d71779ad39af177e3f007996f7c67c852618"
+  integrity sha512-MfrRBDWzIWifgq6tJj60gkAwtLNb6sQPlcFrSOflcP1aFmmruKQ2wRnze/8V6kgyz7H3FF8Npzv78mZ7XLLflg==
+  dependencies:
+    prr "~1.0.1"
+
 error-ex@^1.2.0, error-ex@^1.3.1:
   version "1.3.2"
   resolved "https://registry.yarnpkg.com/error-ex/-/error-ex-1.3.2.tgz#b4ac40648107fdcdcfae242f428bea8a14d4f1bf"
@@ -2397,6 +2611,11 @@ estraverse@^4.2.0:
   resolved "https://registry.yarnpkg.com/estraverse/-/estraverse-4.2.0.tgz#0dee3fed31fcd469618ce7342099fc1afa0bdb13"
   integrity sha1-De4/7TH81GlhjOc0IJn8GvoL2xM=
 
+estree-walker@^0.5.2:
+  version "0.5.2"
+  resolved "https://registry.yarnpkg.com/estree-walker/-/estree-walker-0.5.2.tgz#d3850be7529c9580d815600b53126515e146dd39"
+  integrity sha512-XpCnW/AE10ws/kDAs37cngSkvgIR8aN3G0MS85m7dUpuK2EREo9VJ00uvw6Dg/hXEpfsE1I1TvJOJr+Z+TL+ig==
+
 estree-walker@^0.6.1:
   version "0.6.1"
   resolved "https://registry.yarnpkg.com/estree-walker/-/estree-walker-0.6.1.tgz#53049143f40c6eb918b23671d1fe3219f3a1b362"
@@ -2417,6 +2636,14 @@ esutils@^2.0.2:
   resolved "https://registry.yarnpkg.com/esutils/-/esutils-2.0.2.tgz#0abf4f1caa5bcb1f7a9d8acc6dea4faaa04bac9b"
   integrity sha1-Cr9PHKpbyx96nYrMbepPqqBLrJs=
 
+evp_bytestokey@^1.0.0, evp_bytestokey@^1.0.3:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/evp_bytestokey/-/evp_bytestokey-1.0.3.tgz#7fcbdb198dc71959432efe13842684e0525acb02"
+  integrity sha512-/f2Go4TognH/KvCISP7OUsHn85hT9nUkxxA9BEWxFn+Oj9o8ZNLm/40hdlgSLyuOimsrTKLUMEorQexp/aPQeA==
+  dependencies:
+    md5.js "^1.3.4"
+    safe-buffer "^5.1.1"
+
 exec-sh@^0.3.2:
   version "0.3.2"
   resolved "https://registry.yarnpkg.com/exec-sh/-/exec-sh-0.3.2.tgz#6738de2eb7c8e671d0366aea0b0db8c6f7d7391b"
@@ -2729,6 +2956,11 @@ for-in@^1.0.2:
   resolved "https://registry.yarnpkg.com/for-in/-/for-in-1.0.2.tgz#81068d295a8142ec0ac726c6e2200c30fb6d5e80"
   integrity sha1-gQaNKVqBQuwKxybG4iAMMPttXoA=
 
+foreach@~2.0.1:
+  version "2.0.5"
+  resolved "https://registry.yarnpkg.com/foreach/-/foreach-2.0.5.tgz#0bee005018aeb260d0a3af3ae658dd0136ec1b99"
+  integrity sha1-C+4AUBiusmDQo6865ljdATbsG5k=
+
 forever-agent@~0.6.1:
   version "0.6.1"
   resolved "https://registry.yarnpkg.com/forever-agent/-/forever-agent-0.6.1.tgz#fbc71f0c41adeb37f96c577ad1ed42d8fdacca91"
@@ -2783,6 +3015,13 @@ function-bind@^1.1.1:
   resolved "https://registry.yarnpkg.com/function-bind/-/function-bind-1.1.1.tgz#a56899d3ea3c9bab874bb9773b7c5ede92f4895d"
   integrity sha512-yIovAzMX49sF8Yl58fSCWJ5svSLuaibPxXQJFLmBObTuCr0Mf1KiPopGM9NiFjiYBCbfaa2Fh6breQ6ANVTI0A==
 
+fwd-stream@^1.0.4:
+  version "1.0.4"
+  resolved "https://registry.yarnpkg.com/fwd-stream/-/fwd-stream-1.0.4.tgz#ed281cabed46feecf921ee32dc4c50b372ac7cfa"
+  integrity sha1-7Sgcq+1G/uz5Ie4y3ExQs3KsfPo=
+  dependencies:
+    readable-stream "~1.0.26-4"
+
 generic-names@^2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/generic-names/-/generic-names-2.0.1.tgz#f8a378ead2ccaa7a34f0317b05554832ae41b872"
@@ -3084,11 +3323,36 @@ has@^1.0.1, has@^1.0.3:
   dependencies:
     function-bind "^1.1.1"
 
+hash-base@^3.0.0:
+  version "3.0.4"
+  resolved "https://registry.yarnpkg.com/hash-base/-/hash-base-3.0.4.tgz#5fc8686847ecd73499403319a6b0a3f3f6ae4918"
+  integrity sha1-X8hoaEfs1zSZQDMZprCj8/auSRg=
+  dependencies:
+    inherits "^2.0.1"
+    safe-buffer "^5.0.1"
+
 hash-sum@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/hash-sum/-/hash-sum-2.0.0.tgz#81d01bb5de8ea4a214ad5d6ead1b523460b0b45a"
   integrity sha512-WdZTbAByD+pHfl/g9QSsBIIwy8IT+EsPiKDs0KNX+zSHhdDLFKdZu0BQHljvO+0QI/BasbMSUa8wYNCZTvhslg==
 
+hash.js@^1.0.0, hash.js@^1.0.3:
+  version "1.1.7"
+  resolved "https://registry.yarnpkg.com/hash.js/-/hash.js-1.1.7.tgz#0babca538e8d4ee4a0f8988d68866537a003cf42"
+  integrity sha512-taOaskGt4z4SOANNseOviYDvjEJinIkRgmp7LbKP2YTTmVxWBl87s/uzK9r+44BclBSp2X7K1hqeNfz9JbBeXA==
+  dependencies:
+    inherits "^2.0.3"
+    minimalistic-assert "^1.0.1"
+
+hmac-drbg@^1.0.0:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/hmac-drbg/-/hmac-drbg-1.0.1.tgz#d2745701025a6c775a6c545793ed502fc0c649a1"
+  integrity sha1-0nRXAQJabHdabFRXk+1QL8DGSaE=
+  dependencies:
+    hash.js "^1.0.3"
+    minimalistic-assert "^1.0.0"
+    minimalistic-crypto-utils "^1.0.1"
+
 hosted-git-info@^2.1.4:
   version "2.7.1"
   resolved "https://registry.yarnpkg.com/hosted-git-info/-/hosted-git-info-2.7.1.tgz#97f236977bd6e125408930ff6de3eec6281ec047"
@@ -3147,6 +3411,11 @@ icss-replace-symbols@1.1.0, icss-replace-symbols@^1.1.0:
   resolved "https://registry.yarnpkg.com/icss-replace-symbols/-/icss-replace-symbols-1.1.0.tgz#06ea6f83679a7749e386cfe1fe812ae5db223ded"
   integrity sha1-Bupvg2ead0njhs/h/oEq5dsiPe0=
 
+idb-wrapper@^1.5.0:
+  version "1.7.2"
+  resolved "https://registry.yarnpkg.com/idb-wrapper/-/idb-wrapper-1.7.2.tgz#8251afd5e77fe95568b1c16152eb44b396767ea2"
+  integrity sha512-zfNREywMuf0NzDo9mVsL0yegjsirJxHpKHvWcyRozIqQy89g0a3U+oBPOCN4cc0oCiOuYgZHimzaW/R46G1Mpg==
+
 ignore@^4.0.3:
   version "4.0.6"
   resolved "https://registry.yarnpkg.com/ignore/-/ignore-4.0.6.tgz#750e3db5862087b4737ebac8207ffd1ef27b25fc"
@@ -3200,6 +3469,11 @@ indexes-of@^1.0.1:
   resolved "https://registry.yarnpkg.com/indexes-of/-/indexes-of-1.0.1.tgz#f30f716c8e2bd346c7b67d3df3915566a7c05607"
   integrity sha1-8w9xbI4r00bHtn0985FVZqfAVgc=
 
+indexof@~0.0.1:
+  version "0.0.1"
+  resolved "https://registry.yarnpkg.com/indexof/-/indexof-0.0.1.tgz#82dc336d232b9062179d05ab3293a66059fd435d"
+  integrity sha1-gtwzbSMrkGIXnQWrMpOmYFn9Q10=
+
 inflight@^1.0.4:
   version "1.0.6"
   resolved "https://registry.yarnpkg.com/inflight/-/inflight-1.0.6.tgz#49bd6331d7d02d0c09bc910a1075ba8165b56df9"
@@ -3213,6 +3487,11 @@ inherits@2, inherits@^2.0.3, inherits@~2.0.3:
   resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.3.tgz#633c2c83e3da42a502f52466022480f4208261de"
   integrity sha1-Yzwsg+PaQqUC9SRmAiSA9CCCYd4=
 
+inherits@^2.0.1, inherits@~2.0.1:
+  version "2.0.4"
+  resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.4.tgz#0fa2c64f932917c3433a0ded55363aae37416b7c"
+  integrity sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ==
+
 ini@^1.3.2, ini@^1.3.4, ini@~1.3.0:
   version "1.3.5"
   resolved "https://registry.yarnpkg.com/ini/-/ini-1.3.5.tgz#eee25f56db1c9ec6085e0c22778083f596abf927"
@@ -3430,6 +3709,11 @@ is-obj@^1.0.0, is-obj@^1.0.1:
   resolved "https://registry.npmjs.org/is-obj/-/is-obj-1.0.1.tgz#3e4729ac1f5fde025cd7d83a896dab9f4f67db0f"
   integrity sha1-PkcprB9f3gJc19g6iW2rn09n2w8=
 
+is-object@~0.1.2:
+  version "0.1.2"
+  resolved "https://registry.yarnpkg.com/is-object/-/is-object-0.1.2.tgz#00efbc08816c33cfc4ac8251d132e10dc65098d7"
+  integrity sha1-AO+8CIFsM8/ErIJR0TLhDcZQmNc=
+
 is-observable@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/is-observable/-/is-observable-1.1.0.tgz#b3e986c8f44de950867cab5403f5a3465005975e"
@@ -3560,11 +3844,26 @@ is-wsl@^2.1.1:
   resolved "https://registry.yarnpkg.com/is-wsl/-/is-wsl-2.1.1.tgz#4a1c152d429df3d441669498e2486d3596ebaf1d"
   integrity sha512-umZHcSrwlDHo2TGMXv0DZ8dIUGunZ2Iv68YZnrmCiBPkZ4aaOhtv7pXJKeki9k3qJ3RJr0cDyitcl5wEH3AYog==
 
+is@~0.2.6:
+  version "0.2.7"
+  resolved "https://registry.yarnpkg.com/is/-/is-0.2.7.tgz#3b34a2c48f359972f35042849193ae7264b63562"
+  integrity sha1-OzSixI81mXLzUEKEkZOucmS2NWI=
+
+isarray@0.0.1:
+  version "0.0.1"
+  resolved "https://registry.yarnpkg.com/isarray/-/isarray-0.0.1.tgz#8a18acfca9a8f4177e09abfc6038939b05d1eedf"
+  integrity sha1-ihis/Kmo9Bd+Cav8YDiTmwXR7t8=
+
 isarray@1.0.0, isarray@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/isarray/-/isarray-1.0.0.tgz#bb935d48582cba168c06834957a54a3e07124f11"
   integrity sha1-u5NdSFgsuhaMBoNJV6VKPgcSTxE=
 
+isbuffer@~0.0.0:
+  version "0.0.0"
+  resolved "https://registry.yarnpkg.com/isbuffer/-/isbuffer-0.0.0.tgz#38c146d9df528b8bf9b0701c3d43cf12df3fc39b"
+  integrity sha1-OMFG2d9Si4v5sHAcPUPPEt8/w5s=
+
 isexe@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/isexe/-/isexe-2.0.0.tgz#e8fbf374dc556ff8947a10dcb0572d633f2cfa10"
@@ -4178,6 +4477,91 @@ lazy-cache@^1.0.3:
   resolved "https://registry.yarnpkg.com/lazy-cache/-/lazy-cache-1.0.4.tgz#a1d78fc3a50474cb80845d3b3b6e1da49a446e8e"
   integrity sha1-odePw6UEdMuAhF07O24dpJpEbo4=
 
+level-blobs@^0.1.7:
+  version "0.1.7"
+  resolved "https://registry.yarnpkg.com/level-blobs/-/level-blobs-0.1.7.tgz#9ab9b97bb99f1edbf9f78a3433e21ed56386bdaf"
+  integrity sha1-mrm5e7mfHtv594o0M+Ie1WOGva8=
+  dependencies:
+    level-peek "1.0.6"
+    once "^1.3.0"
+    readable-stream "^1.0.26-4"
+
+level-filesystem@^1.0.1:
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/level-filesystem/-/level-filesystem-1.2.0.tgz#a00aca9919c4a4dfafdca6a8108d225aadff63b3"
+  integrity sha1-oArKmRnEpN+v3KaoEI0iWq3/Y7M=
+  dependencies:
+    concat-stream "^1.4.4"
+    errno "^0.1.1"
+    fwd-stream "^1.0.4"
+    level-blobs "^0.1.7"
+    level-peek "^1.0.6"
+    level-sublevel "^5.2.0"
+    octal "^1.0.0"
+    once "^1.3.0"
+    xtend "^2.2.0"
+
+level-fix-range@2.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/level-fix-range/-/level-fix-range-2.0.0.tgz#c417d62159442151a19d9a2367868f1724c2d548"
+  integrity sha1-xBfWIVlEIVGhnZojZ4aPFyTC1Ug=
+  dependencies:
+    clone "~0.1.9"
+
+level-fix-range@~1.0.2:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/level-fix-range/-/level-fix-range-1.0.2.tgz#bf15b915ae36d8470c821e883ddf79cd16420828"
+  integrity sha1-vxW5Fa422EcMgh6IPd95zRZCCCg=
+
+"level-hooks@>=4.4.0 <5":
+  version "4.5.0"
+  resolved "https://registry.yarnpkg.com/level-hooks/-/level-hooks-4.5.0.tgz#1b9ae61922930f3305d1a61fc4d83c8102c0dd93"
+  integrity sha1-G5rmGSKTDzMF0aYfxNg8gQLA3ZM=
+  dependencies:
+    string-range "~1.2"
+
+level-js@^2.1.3:
+  version "2.2.4"
+  resolved "https://registry.yarnpkg.com/level-js/-/level-js-2.2.4.tgz#bc055f4180635d4489b561c9486fa370e8c11697"
+  integrity sha1-vAVfQYBjXUSJtWHJSG+jcOjBFpc=
+  dependencies:
+    abstract-leveldown "~0.12.0"
+    idb-wrapper "^1.5.0"
+    isbuffer "~0.0.0"
+    ltgt "^2.1.2"
+    typedarray-to-buffer "~1.0.0"
+    xtend "~2.1.2"
+
+level-peek@1.0.6, level-peek@^1.0.6:
+  version "1.0.6"
+  resolved "https://registry.yarnpkg.com/level-peek/-/level-peek-1.0.6.tgz#bec51c72a82ee464d336434c7c876c3fcbcce77f"
+  integrity sha1-vsUccqgu5GTTNkNMfIdsP8vM538=
+  dependencies:
+    level-fix-range "~1.0.2"
+
+level-sublevel@^5.2.0:
+  version "5.2.3"
+  resolved "https://registry.yarnpkg.com/level-sublevel/-/level-sublevel-5.2.3.tgz#744c12c72d2e72be78dde3b9b5cd84d62191413a"
+  integrity sha1-dEwSxy0ucr543eO5tc2E1iGRQTo=
+  dependencies:
+    level-fix-range "2.0"
+    level-hooks ">=4.4.0 <5"
+    string-range "~1.2.1"
+    xtend "~2.0.4"
+
+levelup@^0.18.2:
+  version "0.18.6"
+  resolved "https://registry.yarnpkg.com/levelup/-/levelup-0.18.6.tgz#e6a01cb089616c8ecc0291c2a9bd3f0c44e3e5eb"
+  integrity sha1-5qAcsIlhbI7MApHCqb0/DETj5es=
+  dependencies:
+    bl "~0.8.1"
+    deferred-leveldown "~0.2.0"
+    errno "~0.1.1"
+    prr "~0.0.0"
+    readable-stream "~1.0.26"
+    semver "~2.3.1"
+    xtend "~3.0.0"
+
 leven@^3.1.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/leven/-/leven-3.1.0.tgz#77891de834064cccba82ae7842bb6b14a13ed7f2"
@@ -4438,6 +4822,18 @@ lru-cache@^5.1.1:
   dependencies:
     yallist "^3.0.2"
 
+ltgt@^2.1.2:
+  version "2.2.1"
+  resolved "https://registry.yarnpkg.com/ltgt/-/ltgt-2.2.1.tgz#f35ca91c493f7b73da0e07495304f17b31f87ee5"
+  integrity sha1-81ypHEk/e3PaDgdJUwTxezH4fuU=
+
+magic-string@^0.22.5:
+  version "0.22.5"
+  resolved "https://registry.yarnpkg.com/magic-string/-/magic-string-0.22.5.tgz#8e9cf5afddf44385c1da5bc2a6a0dbd10b03657e"
+  integrity sha512-oreip9rJZkzvA8Qzk9HFs8fZGF/u7H/gtrE8EN6RjKJ9kh2HlC+yQ2QezifqTZfGyiuAV0dRv5a+y/8gBb1m9w==
+  dependencies:
+    vlq "^0.2.2"
+
 magic-string@^0.25.2, magic-string@^0.25.5:
   version "0.25.6"
   resolved "https://registry.yarnpkg.com/magic-string/-/magic-string-0.25.6.tgz#5586387d1242f919c6d223579cc938bf1420795e"
@@ -4505,6 +4901,15 @@ marked@^0.7.0:
   resolved "https://registry.yarnpkg.com/marked/-/marked-0.7.0.tgz#b64201f051d271b1edc10a04d1ae9b74bb8e5c0e"
   integrity sha512-c+yYdCZJQrsRjTPhUx7VKkApw9bwDkNbHUKo1ovgcfDjb2kc8rLuRbIFyXL5WOEUwzSSKo3IXpph2K6DqB/KZg==
 
+md5.js@^1.3.4:
+  version "1.3.5"
+  resolved "https://registry.yarnpkg.com/md5.js/-/md5.js-1.3.5.tgz#b5d07b8e3216e3e27cd728d72f70d1e6a342005f"
+  integrity sha512-xitP+WxNPcTTOgnTJcrhM0xvdPepipPSf3I8EIpGKeFLjt3PlJLIDG3u8EX53ZIubkb+5U2+3rELYpEhHhzdkg==
+  dependencies:
+    hash-base "^3.0.0"
+    inherits "^2.0.1"
+    safe-buffer "^5.1.2"
+
 memorystream@^0.3.1:
   version "0.3.1"
   resolved "https://registry.yarnpkg.com/memorystream/-/memorystream-0.3.1.tgz#86d7090b30ce455d63fbae12dda51a47ddcaf9b2"
@@ -4600,6 +5005,14 @@ micromatch@^3.1.10, micromatch@^3.1.4:
     snapdragon "^0.8.1"
     to-regex "^3.0.2"
 
+miller-rabin@^4.0.0:
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/miller-rabin/-/miller-rabin-4.0.1.tgz#f080351c865b0dc562a8462966daa53543c78a4d"
+  integrity sha512-115fLhvZVqWwHPbClyntxEVfVDfl9DLLTuJvq3g2O/Oxi8AiNouAHvDSzHS0viUJc+V5vm3eq91Xwqn9dp4jRA==
+  dependencies:
+    bn.js "^4.0.0"
+    brorand "^1.0.1"
+
 mime-db@1.43.0, "mime-db@>= 1.43.0 < 2":
   version "1.43.0"
   resolved "https://registry.yarnpkg.com/mime-db/-/mime-db-1.43.0.tgz#0a12e0502650e473d735535050e7c8f4eb4fae58"
@@ -4639,6 +5052,16 @@ mimic-fn@^2.1.0:
   resolved "https://registry.yarnpkg.com/mimic-fn/-/mimic-fn-2.1.0.tgz#7ed2c2ccccaf84d3ffcb7a69b57711fc2083401b"
   integrity sha512-OqbOk5oEQeAZ8WXWydlu9HJjz9WVdEIvamMCcXmuqUYjTknH/sqsWvhQ3vgwKFRR1HpjvNBKQ37nbJgYzGqGcg==
 
+minimalistic-assert@^1.0.0, minimalistic-assert@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/minimalistic-assert/-/minimalistic-assert-1.0.1.tgz#2e194de044626d4a10e7f7fbc00ce73e83e4d5c7"
+  integrity sha512-UtJcAD4yEaGtjPezWuO9wC4nwUnVH/8/Im3yEHQP4b67cXlD/Qr9hdITCU1xDbSEXg2XKNaP8jsReV7vQd00/A==
+
+minimalistic-crypto-utils@^1.0.0, minimalistic-crypto-utils@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/minimalistic-crypto-utils/-/minimalistic-crypto-utils-1.0.1.tgz#f6c00c1c0b082246e5c4d99dfb8c7c083b2b582a"
+  integrity sha1-9sAMHAsIIkblxNmd+4x8CDsrWCo=
+
 minimatch@3.0.4, minimatch@^3.0.4:
   version "3.0.4"
   resolved "https://registry.yarnpkg.com/minimatch/-/minimatch-3.0.4.tgz#5166e286457f03306064be5497e8dbb0c3d32083"
@@ -4884,6 +5307,20 @@ object-keys@^1.0.12:
   resolved "https://registry.yarnpkg.com/object-keys/-/object-keys-1.0.12.tgz#09c53855377575310cca62f55bb334abff7b3ed2"
   integrity sha512-FTMyFUm2wBcGHnH2eXmz7tC6IwlqQZ6mVZ+6dm6vZ4IQIHjs6FdNsQBuKGPuUUUY6NfJw2PshC08Tn6LzLDOag==
 
+object-keys@~0.2.0:
+  version "0.2.0"
+  resolved "https://registry.yarnpkg.com/object-keys/-/object-keys-0.2.0.tgz#cddec02998b091be42bf1035ae32e49f1cb6ea67"
+  integrity sha1-zd7AKZiwkb5CvxA1rjLknxy26mc=
+  dependencies:
+    foreach "~2.0.1"
+    indexof "~0.0.1"
+    is "~0.2.6"
+
+object-keys@~0.4.0:
+  version "0.4.0"
+  resolved "https://registry.yarnpkg.com/object-keys/-/object-keys-0.4.0.tgz#28a6aae7428dd2c3a92f3d95f21335dd204e0336"
+  integrity sha1-KKaq50KN0sOpLz2V8hM13SBOAzY=
+
 object-visit@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/object-visit/-/object-visit-1.0.1.tgz#f79c4493af0c5377b59fe39d395e41042dd045bb"
@@ -4908,6 +5345,11 @@ object.pick@^1.3.0:
   dependencies:
     isobject "^3.0.1"
 
+octal@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/octal/-/octal-1.0.0.tgz#63e7162a68efbeb9e213588d58e989d1e5c4530b"
+  integrity sha1-Y+cWKmjvvrniE1iNWOmJ0eXEUws=
+
 on-headers@~1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/on-headers/-/on-headers-1.0.2.tgz#772b0ae6aaa525c399e489adfad90c403eb3c28f"
@@ -5036,6 +5478,18 @@ package-json@^4.0.0:
     registry-url "^3.0.3"
     semver "^5.1.0"
 
+parse-asn1@^5.0.0:
+  version "5.1.5"
+  resolved "https://registry.yarnpkg.com/parse-asn1/-/parse-asn1-5.1.5.tgz#003271343da58dc94cace494faef3d2147ecea0e"
+  integrity sha512-jkMYn1dcJqF6d5CpU689bq7w/b5ALS9ROVSpQDPrZsqqesUJii9qutvoT5ltGedNXMO2e16YUWIghG9KxaViTQ==
+  dependencies:
+    asn1.js "^4.0.0"
+    browserify-aes "^1.0.0"
+    create-hash "^1.1.0"
+    evp_bytestokey "^1.0.0"
+    pbkdf2 "^3.0.3"
+    safe-buffer "^5.1.1"
+
 parse-github-repo-url@^1.3.0:
   version "1.4.1"
   resolved "https://registry.yarnpkg.com/parse-github-repo-url/-/parse-github-repo-url-1.4.1.tgz#9e7d8bb252a6cb6ba42595060b7bf6df3dbc1f50"
@@ -5149,6 +5603,17 @@ path-type@^4.0.0:
   resolved "https://registry.yarnpkg.com/path-type/-/path-type-4.0.0.tgz#84ed01c0a7ba380afe09d90a8c180dcd9d03043b"
   integrity sha512-gDKb8aZMDeD/tZWs9P6+q0J9Mwkdl6xMV8TjnGP3qJVJ06bdMgkbBlLU8IdfOsIsFz2BW1rNVT3XuNEl8zPAvw==
 
+pbkdf2@^3.0.3:
+  version "3.0.17"
+  resolved "https://registry.yarnpkg.com/pbkdf2/-/pbkdf2-3.0.17.tgz#976c206530617b14ebb32114239f7b09336e93a6"
+  integrity sha512-U/il5MsrZp7mGg3mSQfn742na2T+1/vHDCG5/iTI3X9MKUuYUZVLQhyRsg06mCgDBTd57TxzgZt7P+fYfjRLtA==
+  dependencies:
+    create-hash "^1.1.2"
+    create-hmac "^1.1.4"
+    ripemd160 "^2.0.1"
+    safe-buffer "^5.0.1"
+    sha.js "^2.4.8"
+
 pend@~1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/pend/-/pend-1.2.0.tgz#7a57eb550a6783f9115331fcf4663d5c8e007a50"
@@ -5352,6 +5817,11 @@ pretty-format@^25.4.0:
     ansi-styles "^4.0.0"
     react-is "^16.12.0"
 
+process-es6@^0.11.2, process-es6@^0.11.6:
+  version "0.11.6"
+  resolved "https://registry.yarnpkg.com/process-es6/-/process-es6-0.11.6.tgz#c6bb389f9a951f82bd4eb169600105bd2ff9c778"
+  integrity sha1-xrs4n5qVH4K9TrFpYAEFvS/5x3g=
+
 process-nextick-args@~2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/process-nextick-args/-/process-nextick-args-2.0.0.tgz#a37d732f4271b4ab1ad070d35508e8290788ffaa"
@@ -5382,6 +5852,16 @@ proxy-from-env@^1.0.0:
   resolved "https://registry.yarnpkg.com/proxy-from-env/-/proxy-from-env-1.0.0.tgz#33c50398f70ea7eb96d21f7b817630a55791c7ee"
   integrity sha1-M8UDmPcOp+uW0h97gXYwpVeRx+4=
 
+prr@~0.0.0:
+  version "0.0.0"
+  resolved "https://registry.yarnpkg.com/prr/-/prr-0.0.0.tgz#1a84b85908325501411853d0081ee3fa86e2926a"
+  integrity sha1-GoS4WQgyVQFBGFPQCB7j+obikmo=
+
+prr@~1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/prr/-/prr-1.0.1.tgz#d3fc114ba06995a45ec6893f484ceb1d78f5f476"
+  integrity sha1-0/wRS6BplaRexok/SEzrHXj19HY=
+
 pseudomap@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/pseudomap/-/pseudomap-1.0.2.tgz#f052a28da70e618917ef0a8ac34c1ae5a68286b3"
@@ -5392,6 +5872,18 @@ psl@^1.1.28:
   resolved "https://registry.yarnpkg.com/psl/-/psl-1.8.0.tgz#9326f8bcfb013adcc005fdff056acce020e51c24"
   integrity sha512-RIdOzyoavK+hA18OGGWDqUTsCLhtA7IcZ/6NCs4fFJaHBDab+pDDmDIByWFRQJq2Cd7r1OoQxBGKOaztq+hjIQ==
 
+public-encrypt@^4.0.0:
+  version "4.0.3"
+  resolved "https://registry.yarnpkg.com/public-encrypt/-/public-encrypt-4.0.3.tgz#4fcc9d77a07e48ba7527e7cbe0de33d0701331e0"
+  integrity sha512-zVpa8oKZSz5bTMTFClc1fQOnyyEzpl5ozpi1B5YcvBrdohMjH2rfsBtyXcuNuwjsDIXmBYlF2N5FlJYhR29t8Q==
+  dependencies:
+    bn.js "^4.1.0"
+    browserify-rsa "^4.0.0"
+    create-hash "^1.1.0"
+    parse-asn1 "^5.0.0"
+    randombytes "^2.0.1"
+    safe-buffer "^5.1.2"
+
 pug-attrs@^2.0.4:
   version "2.0.4"
   resolved "https://registry.yarnpkg.com/pug-attrs/-/pug-attrs-2.0.4.tgz#b2f44c439e4eb4ad5d4ef25cac20d18ad28cc336"
@@ -5546,6 +6038,21 @@ quick-lru@^1.0.0:
   resolved "https://registry.yarnpkg.com/quick-lru/-/quick-lru-1.1.0.tgz#4360b17c61136ad38078397ff11416e186dcfbb8"
   integrity sha1-Q2CxfGETatOAeDl/8RQW4Ybc+7g=
 
+randombytes@^2.0.0, randombytes@^2.0.1, randombytes@^2.0.5:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/randombytes/-/randombytes-2.1.0.tgz#df6f84372f0270dc65cdf6291349ab7a473d4f2a"
+  integrity sha512-vYl3iOX+4CKUWuxGi9Ukhie6fsqXqS9FE2Zaic4tNFD2N2QQaXOMFbuKK4QmDHC0JO6B1Zp41J0LpT0oR68amQ==
+  dependencies:
+    safe-buffer "^5.1.0"
+
+randomfill@^1.0.3:
+  version "1.0.4"
+  resolved "https://registry.yarnpkg.com/randomfill/-/randomfill-1.0.4.tgz#c92196fc86ab42be983f1bf31778224931d61458"
+  integrity sha512-87lcbR8+MhcWcUiQ+9e+Rwx8MyR2P7qnt15ynUlbm3TU/fjbgz4GsvfSUDTemtCCtVCqb4ZcEFlyPNTh9bBTLw==
+  dependencies:
+    randombytes "^2.0.5"
+    safe-buffer "^5.1.0"
+
 range-parser@1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/range-parser/-/range-parser-1.2.0.tgz#f49be6b487894ddc40dcc94a322f611092e00d5e"
@@ -5636,6 +6143,16 @@ read-pkg@^5.2.0:
     string_decoder "^1.1.1"
     util-deprecate "^1.0.1"
 
+readable-stream@^1.0.26-4:
+  version "1.1.14"
+  resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-1.1.14.tgz#7cf4c54ef648e3813084c636dd2079e166c081d9"
+  integrity sha1-fPTFTvZI44EwhMY23SB54WbAgdk=
+  dependencies:
+    core-util-is "~1.0.0"
+    inherits "~2.0.1"
+    isarray "0.0.1"
+    string_decoder "~0.10.x"
+
 readable-stream@^2.2.2, readable-stream@~2.3.6:
   version "2.3.6"
   resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-2.3.6.tgz#b11c27d88b8ff1fbe070643cf94b0c79ae1b0aaf"
@@ -5649,6 +6166,16 @@ readable-stream@^2.2.2, readable-stream@~2.3.6:
     string_decoder "~1.1.1"
     util-deprecate "~1.0.1"
 
+readable-stream@~1.0.26, readable-stream@~1.0.26-4:
+  version "1.0.34"
+  resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-1.0.34.tgz#125820e34bc842d2f2aaafafe4c2916ee32c157c"
+  integrity sha1-Elgg40vIQtLyqq+v5MKRbuMsFXw=
+  dependencies:
+    core-util-is "~1.0.0"
+    inherits "~2.0.1"
+    isarray "0.0.1"
+    string_decoder "~0.10.x"
+
 realpath-native@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/realpath-native/-/realpath-native-2.0.0.tgz#7377ac429b6e1fd599dc38d08ed942d0d7beb866"
@@ -5896,6 +6423,36 @@ rimraf@^3.0.0:
   dependencies:
     glob "^7.1.3"
 
+ripemd160@^2.0.0, ripemd160@^2.0.1:
+  version "2.0.2"
+  resolved "https://registry.yarnpkg.com/ripemd160/-/ripemd160-2.0.2.tgz#a1c1a6f624751577ba5d07914cbc92850585890c"
+  integrity sha512-ii4iagi25WusVoiC4B4lq7pbXfAp3D9v5CwfkY33vffw2+pkDjY1D8GaN7spsxvCSx8dkPqOZCEZyfxcmJG2IA==
+  dependencies:
+    hash-base "^3.0.0"
+    inherits "^2.0.1"
+
+rollup-plugin-node-builtins@^2.1.2:
+  version "2.1.2"
+  resolved "https://registry.yarnpkg.com/rollup-plugin-node-builtins/-/rollup-plugin-node-builtins-2.1.2.tgz#24a1fed4a43257b6b64371d8abc6ce1ab14597e9"
+  integrity sha1-JKH+1KQyV7a2Q3HYq8bOGrFFl+k=
+  dependencies:
+    browserify-fs "^1.0.0"
+    buffer-es6 "^4.9.2"
+    crypto-browserify "^3.11.0"
+    process-es6 "^0.11.2"
+
+rollup-plugin-node-globals@^1.4.0:
+  version "1.4.0"
+  resolved "https://registry.yarnpkg.com/rollup-plugin-node-globals/-/rollup-plugin-node-globals-1.4.0.tgz#5e1f24a9bb97c0ef51249f625e16c7e61b7c020b"
+  integrity sha512-xRkB+W/m1KLIzPUmG0ofvR+CPNcvuCuNdjVBVS7ALKSxr3EDhnzNceGkGi1m8MToSli13AzKFYH4ie9w3I5L3g==
+  dependencies:
+    acorn "^5.7.3"
+    buffer-es6 "^4.9.3"
+    estree-walker "^0.5.2"
+    magic-string "^0.22.5"
+    process-es6 "^0.11.6"
+    rollup-pluginutils "^2.3.1"
+
 rollup-plugin-terser@^5.3.0:
   version "5.3.0"
   resolved "https://registry.yarnpkg.com/rollup-plugin-terser/-/rollup-plugin-terser-5.3.0.tgz#9c0dd33d5771df9630cd027d6a2559187f65885e"
@@ -5918,7 +6475,7 @@ rollup-plugin-typescript2@^0.27.0:
     resolve "1.15.1"
     tslib "1.11.1"
 
-rollup-pluginutils@^2.8.2:
+rollup-pluginutils@^2.3.1, rollup-pluginutils@^2.8.2:
   version "2.8.2"
   resolved "https://registry.yarnpkg.com/rollup-pluginutils/-/rollup-pluginutils-2.8.2.tgz#72f2af0748b592364dbd3389e600e5a9444a351e"
   integrity sha512-EEp9NhnUkwY8aif6bxgovPHMoMoNr2FulJziTndpt5H9RdwC47GSGuII9XxpSdzVGM0GWrNPHV6ie1LTNJPaLQ==
@@ -5954,7 +6511,7 @@ safe-buffer@5.1.2, safe-buffer@^5.0.1, safe-buffer@^5.1.2, safe-buffer@~5.1.0, s
   resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.1.2.tgz#991ec69d296e0313747d59bdfd2b745c35f8828d"
   integrity sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g==
 
-safe-buffer@~5.2.0:
+safe-buffer@^5.1.0, safe-buffer@^5.1.1, safe-buffer@~5.2.0:
   version "5.2.0"
   resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.2.0.tgz#b74daec49b1148f88c64b68d49b1e815c1f2f519"
   integrity sha512-fZEwUGbVl7kouZs1jCdMLdt95hdIv0ZeHg6L7qPeciMZhZ+/gdesW4wgTARkrFWEpspjEATAzUGPG8N2jJiwbg==
@@ -6015,6 +6572,11 @@ semver@6.x, semver@^6.0.0, semver@^6.3.0:
   resolved "https://registry.yarnpkg.com/semver/-/semver-6.3.0.tgz#ee0a64c8af5e8ceea67687b133761e1becbd1d3d"
   integrity sha512-b39TBaTSfV6yBrapU89p5fKekE2m/NwnDocOVruQFS1/veMgdzuPcnOM34M6CwxW8jH/lxEa5rBoDeUwu5HHTw==
 
+semver@~2.3.1:
+  version "2.3.2"
+  resolved "https://registry.yarnpkg.com/semver/-/semver-2.3.2.tgz#b9848f25d6cf36333073ec9ef8856d42f1233e52"
+  integrity sha1-uYSPJdbPNjMwc+ye+IVtQvEjPlI=
+
 semver@~5.3.0:
   version "5.3.0"
   resolved "https://registry.yarnpkg.com/semver/-/semver-5.3.0.tgz#9b2ce5d3de02d17c6012ad326aa6b4d0cf54f94f"
@@ -6079,6 +6641,14 @@ set-value@^2.0.0:
     is-plain-object "^2.0.3"
     split-string "^3.0.1"
 
+sha.js@^2.4.0, sha.js@^2.4.8:
+  version "2.4.11"
+  resolved "https://registry.yarnpkg.com/sha.js/-/sha.js-2.4.11.tgz#37a5cf0b81ecbc6943de109ba2960d1b26584ae7"
+  integrity sha512-QMEp5B7cftE7APOjk5Y6xgrbWu+WkLVQwk8JNjZ8nKRciZaByEW6MubieAiToS7+dwvrjGhH8jRXz3MVd0AYqQ==
+  dependencies:
+    inherits "^2.0.1"
+    safe-buffer "^5.0.1"
+
 shebang-command@^1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/shebang-command/-/shebang-command-1.2.0.tgz#44aac65b695b03398968c39f363fee5deafdf1ea"
@@ -6324,6 +6894,11 @@ string-length@^3.1.0:
     astral-regex "^1.0.0"
     strip-ansi "^5.2.0"
 
+string-range@~1.2, string-range@~1.2.1:
+  version "1.2.2"
+  resolved "https://registry.yarnpkg.com/string-range/-/string-range-1.2.2.tgz#a893ed347e72299bc83befbbf2a692a8d239d5dd"
+  integrity sha1-qJPtNH5yKZvIO++78qaSqNI51d0=
+
 string-width@^1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/string-width/-/string-width-1.0.2.tgz#118bdf5b8cdc51a2a7e70d211e07e2b0b9b107d3"
@@ -6381,6 +6956,11 @@ string_decoder@^1.1.1:
   dependencies:
     safe-buffer "~5.2.0"
 
+string_decoder@~0.10.x:
+  version "0.10.31"
+  resolved "https://registry.yarnpkg.com/string_decoder/-/string_decoder-0.10.31.tgz#62e203bc41766c6c28c9fc84301dab1c5310fa94"
+  integrity sha1-YuIDvEF2bGwoyfyEMB2rHFMQ+pQ=
+
 string_decoder@~1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/string_decoder/-/string_decoder-1.1.1.tgz#9cf1611ba62685d7030ae9e4ba34149c3af03fc8"
@@ -6792,6 +7372,11 @@ typedarray-to-buffer@^3.1.5:
   dependencies:
     is-typedarray "^1.0.0"
 
+typedarray-to-buffer@~1.0.0:
+  version "1.0.4"
+  resolved "https://registry.yarnpkg.com/typedarray-to-buffer/-/typedarray-to-buffer-1.0.4.tgz#9bb8ba0e841fb3f4cf1fe7c245e9f3fa8a5fe99c"
+  integrity sha1-m7i6DoQfs/TPH+fCRenz+opf6Zw=
+
 typedarray@^0.0.6:
   version "0.0.6"
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
@@ -6987,6 +7572,11 @@ verror@1.10.0:
     core-util-is "1.0.2"
     extsprintf "^1.2.0"
 
+vlq@^0.2.2:
+  version "0.2.3"
+  resolved "https://registry.yarnpkg.com/vlq/-/vlq-0.2.3.tgz#8f3e4328cf63b1540c0d67e1b2778386f8975b26"
+  integrity sha512-DRibZL6DsNhIgYQ+wNdWDL2SL3bKPlVrRiBqV5yuMm++op8W4kGFtaQfCs4KEJn0wBZcHVHJ3eoywX8983k1ow==
+
 void-elements@^2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/void-elements/-/void-elements-2.0.1.tgz#c066afb582bb1cb4128d60ea92392e94d5e9dbec"
@@ -7177,6 +7767,31 @@ xmlchars@^2.1.1:
   resolved "https://registry.yarnpkg.com/xmlchars/-/xmlchars-2.2.0.tgz#060fe1bcb7f9c76fe2a17db86a9bc3ab894210cb"
   integrity sha512-JZnDKK8B0RCDw84FNdDAIpZK+JuJw+s7Lz8nksI7SIuU3UXJJslUthsi+uWBUYOwPFwW7W7PRLRfUKpxjtjFCw==
 
+xtend@^2.2.0:
+  version "2.2.0"
+  resolved "https://registry.yarnpkg.com/xtend/-/xtend-2.2.0.tgz#eef6b1f198c1c8deafad8b1765a04dad4a01c5a9"
+  integrity sha1-7vax8ZjByN6vrYsXZaBNrUoBxak=
+
+xtend@~2.0.4:
+  version "2.0.6"
+  resolved "https://registry.yarnpkg.com/xtend/-/xtend-2.0.6.tgz#5ea657a6dba447069c2e59c58a1138cb0c5e6cee"
+  integrity sha1-XqZXptukRwacLlnFihE4ywxebO4=
+  dependencies:
+    is-object "~0.1.2"
+    object-keys "~0.2.0"
+
+xtend@~2.1.2:
+  version "2.1.2"
+  resolved "https://registry.yarnpkg.com/xtend/-/xtend-2.1.2.tgz#6efecc2a4dad8e6962c4901b337ce7ba87b5d28b"
+  integrity sha1-bv7MKk2tjmlixJAbM3znuoe10os=
+  dependencies:
+    object-keys "~0.4.0"
+
+xtend@~3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/xtend/-/xtend-3.0.0.tgz#5cce7407baf642cba7becda568111c493f59665a"
+  integrity sha1-XM50B7r2Qsunvs2laBEcST9ZZlo=
+
 xtend@~4.0.1:
   version "4.0.2"
   resolved "https://registry.yarnpkg.com/xtend/-/xtend-4.0.2.tgz#bb72779f5fa465186b1f438f674fa347fdb5db54"