restructured trajectory following

examples/components/example_client/Component.cpp

source/armarx/navigation/client/NavigationStackConfig.cpp

source/armarx/navigation/client/NavigationStackConfig.h

...x/navigation/client/services/EventSubscriptionInterface.h

.../armarx/navigation/client/services/SimpleEventHandler.cpp

...ce/armarx/navigation/client/services/SimpleEventHandler.h

source/armarx/navigation/components/Navigator/RemoteGui.cpp

source/armarx/navigation/core/Trajectory.h

...marx/navigation/factories/TrajectoryControllerFactory.cpp

...armarx/navigation/factories/TrajectoryControllerFactory.h

source/armarx/navigation/local_planning/LocalPlanner.h

...e/armarx/navigation/memory/client/stack_result/Writer.cpp

source/armarx/navigation/memory/client/stack_result/Writer.h

source/armarx/navigation/platform_controller/CMakeLists.txt

...latform_controller/PlatformGlobalTrajectoryController.cpp

.../platform_controller/PlatformGlobalTrajectoryController.h

...platform_controller/PlatformLocalTrajectoryController.cpp

...n/platform_controller/PlatformLocalTrajectoryController.h

...troller/aron/PlatformGlobalTrajectoryControllerConfig.xml

...ntroller/aron/PlatformLocalTrajectoryControllerConfig.xml