Merge pull request #32 from pavanh91/new

Fixed bug with ShooterAngleSystem.
Isolated camera resolution changing (for simplicity) and added automated gear changes to the shooter actuation process.
Added minor bug fixes for EventBus and experimental drive. Tweaked shooter actuation event to auto-speed-up more.
Modified structure for systems to add pneumatic systems. Reworked shooter angle system, and added hanging system.
Added a modulator for continuous speed control.
Added hanging system and dpad controls for it.
Created the two events needed for hanging