now a sequence of add clear add operations does not result in an empty layer



See merge request !10

Conflicts:
	source/RobotAPI/components/DebugDrawer/DebugDrawerComponent.cpp

Kinematic Unit Simulation supports now position control with PID controller instead of instantly reaching the target

now a sequence of add clear add operations does not result in an empty layer (now the last add is executed)

changed path to the mmm.xml in WalkingForward02.xml



See merge request !9

WalkingForward Motion



See merge request !8