fixing aron warnings

...nents/AronComponentConfigExample/aron/ComponentConfig.xml

...omponents/armem/server/ExampleMemory/aron/ExampleData.xml

...ills/SkillProviderExample/aron/HelloWorldAcceptedType.xml

source/RobotAPI/libraries/ArmarXObjects/aron/ObjectPose.xml

...obotAPI/libraries/GraspingUtility/aron/GraspCandidate.xml

source/RobotAPI/libraries/armem/aron/MemoryID.xml

...API/libraries/armem_grasping/aron/KnownGraspCandidate.xml

...ce/RobotAPI/libraries/armem_motions/aron/MDBReference.xml

.../RobotAPI/libraries/armem_robot/aron/RobotDescription.xml

source/RobotAPI/libraries/armem_robot/aron/RobotState.xml

...botAPI/libraries/armem_robot_state/aron/Exteroception.xml

.../RobotAPI/libraries/armem_robot_state/aron/JointState.xml

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

source/RobotAPI/libraries/armem_skills/aron/Statechart.xml

...ce/RobotAPI/libraries/armem_vision/aron/OccupancyGrid.xml

...libraries/aron/codegeneration/test/aron/BaseClassTest.xml

...raries/aron/codegeneration/test/aron/DerivedClassTest.xml

...tAPI/libraries/aron/codegeneration/test/aron/DictTest.xml

...libraries/aron/codegeneration/test/aron/HumanPoseTest.xml

...tAPI/libraries/aron/codegeneration/test/aron/ListTest.xml