Implemented MatrixBuilder to ease the creation of LED matrix compositions
Added error reporting to PromiseExample
Switched own "Events" implementation to EventEmitter
Documented EventEmitter events
Merge branch 'master' of https://github.com/jakobwesthoff/node-l8smartlight into Accel
Removed obsolete variables
Fixed error instanciation
Added acceleration query and acceleration query stream
Removed old eventEmitter code
Added accelerometer examples