Added new beaglebone blink example.

examples/bbb_blink.coffee

@@ -0,0 +1,15 @@
+Cylon = require('..')
+
+# Initialize the robot
+Cylon.robot
+  connection:
+    name: 'beaglebone', adaptor: 'beaglebone'
+
+  device:
+    name: 'led', driver: 'led', pin: 'P9_12'
+
+  work: (my) ->
+    # we do our thing here
+    every 1.second(), -> my.led.toggle()
+
+.start()