Implemented vibration sensor.
CASU vibration sensor parameters.
Modified vibration sensors.
Modified vibration sensors.
Delete VibrationSensor.hpp
Implementation of CASU vibration sensors and other improvements.

Implemented transmission of accelerometers readings.
Frequency of wave vibration source is set to zero.
Frequency of CASU Accelerometers is initialised to zero.
Merge branch 'vibration' of https://github.com/plsm/assisi-playground into vibration
Merge branch 'master' of https://github.com/larics/assisi-playground into vibration

Conflicts:
	handlers/CasuHandler.cpp
	robots/Casu.cpp
	robots/Casu.h
Corrected wave amplitude measurement.
Merge pull request #32 from plsm/vibration

New Vibration Implementation by Pedro. Merged!