Added new example Bluno HelloWorld.
BlunoHelloWorld: Removed semicolons not needed.
LightBlueBeanBasic: Updated code style, fixed bugs.
NordicBLE: Added missing semicolons.
BlunoHelloWorld: Removed name not needed for anonymous function.
CordovaBasic: Updated comment style, removed name not needed for anonymous function.
RedBearLabSimpleChat: Updated code style.
RedBearLabSimpleControl: Updated code style.
SensorTag examples: Added code that waits for async library loading to finish (this cause bugs when util.js does not load in time).