Merge branch 'master' of https://git.h2t.iar.kit.edu/sw/armarx/robot-api

source/RobotAPI/drivers/GamepadUnit/GamepadUnit.cpp

source/RobotAPI/drivers/GamepadUnit/Joystick.h

...ui-plugins/KinematicUnitPlugin/KinematicUnitGuiPlugin.cpp

...aries/armem_grasping/client/KnownGraspCandidateReader.cpp

...braries/armem_grasping/client/KnownGraspCandidateReader.h

...otAPI/libraries/armem_robot_state/aron/Proprioception.xml

...libraries/armem_robot_state/client/common/RobotReader.cpp

...armem_robot_state/client/localization/TransformReader.cpp

...tate/server/proprioception/converters/Armar6Converter.cpp