Remove unnecessary requires from cylon.coffee

They're loaded later (in robot.coffee), and their namespace
(Cylon.{Adaptor,Driver}) is overridden immediately when we define the Cylon
class anyways.

dist/cylon.js

@@ -17,10 +17,6 @@
 
   require('./logger');
 
-  require('./driver');
-
-  require('./adaptor');
-
   Logger.setup();
 
   Cylon = (function() {

src/cylon.coffee

@@ -10,8 +10,6 @@
 
 require './utils'
 require './logger'
-require './driver'
-require './adaptor'
 
 Logger.setup()