KinematicUnit interface: Added acceleration report method

source/RobotAPI/components/units/KinematicUnit.h

source/RobotAPI/components/units/KinematicUnitObserver.cpp

source/RobotAPI/components/units/KinematicUnitObserver.h

source/RobotAPI/components/units/TCPControlUnit.cpp

source/RobotAPI/components/units/TCPControlUnit.h

...ui_plugins/KinematicUnitPlugin/KinematicUnitGuiPlugin.cpp

.../gui_plugins/KinematicUnitPlugin/KinematicUnitGuiPlugin.h

source/RobotAPI/interface/units/KinematicUnitInterface.ice

source/RobotAPI/libraries/robotstate/RobotStateComponent.cpp

source/RobotAPI/libraries/robotstate/RobotStateComponent.h

...botAPI/libraries/robotstate/remote/RobotStateObserver.cpp

...RobotAPI/libraries/robotstate/remote/RobotStateObserver.h