Merge pull request #37 from maxwellhadley/master

Add hardware nodes for Beaglebone Black: analogue in; discrete in/out; pulse in/out
Update suncalc to match module api changes
code re-write, added functionality for setting brightness, lamp
parameters can be also set through node input
Update notify node to pick up renamed node-red icon image
Tiny tweaks to PiFace UI language
Add new Pibrella dedicated node for Raspberry Pi.
Tweaks to verify input to Pirella Node, remove unused variable.
Set BBB nodes to only load if bonescript present. (ie on a BBB)
update data to 2014 for copyright on new files.
Merge pull request #46 from hdoukas/master

code re-write, setting brightness added
Make LEDBorg not even display warning if not present (less confusing).
Better error handling for Pibrella buzzer. (and more useful).
HueNode: Revert API changes
SensorTag node - fix accelerometer
Tweaks to hardware nodes to throw not laoded exceptions correctly.
Merge branch 'master' of https://github.com/node-red/node-red-nodes
Rawserial node - change advis/ce to info.
Twilio node - allow credentials to be provided in node
fixed backwards compatibility

These changes affect the settings of hue node through the message input.
msg.lamp sets the lamp ID
msg.color sets the lamp color (e.g., msg.color="DF0101" will set the
color to red)
msg.brightness sets the lamp brightness (e.g., msg.brightness=50)
msg.payload is used to se the lamp status (on/off/alert) (e.g.,
msg.payload="alert" will flash the Lamp once)
msg.topic can be still used to set the color (compatibility with
previous versions)
Update branch