articulated object reader and writer now storing instances in class / instance segments

scenarios/ArMemObjectMemory/ArMemObjectMemory.scx

...ObjectMemory/config/ArticulatedObjectLocalizerExample.cfg

...ry/config/ArticulatedObjectLocalizerExample.instance1.cfg

scenarios/ArMemObjectMemory/config/ObjectMemory.cfg

...ectLocalizerExample/ArticulatedObjectLocalizerExample.cpp

...bjectLocalizerExample/ArticulatedObjectLocalizerExample.h

...onents/armem/server/RobotStateMemory/RobotStateMemory.cpp

source/RobotAPI/libraries/ArmarXObjects/ObjectPose.h

...ies/RobotAPIComponentPlugins/RobotUnitComponentPlugin.cpp

...aries/RobotAPIComponentPlugins/RobotUnitComponentPlugin.h

...ce/RobotAPI/libraries/armem/server/MemoryToIceAdapter.cpp

source/RobotAPI/libraries/armem_objects/CMakeLists.txt

...cts/client/articulated_object/ArticulatedObjectReader.cpp

...jects/client/articulated_object/ArticulatedObjectReader.h

...cts/client/articulated_object/ArticulatedObjectWriter.cpp

...jects/client/articulated_object/ArticulatedObjectWriter.h

...raries/armem_objects/client/articulated_object/Reader.cpp

...ibraries/armem_objects/client/articulated_object/Reader.h

...raries/armem_objects/client/articulated_object/Writer.cpp

...ibraries/armem_objects/client/articulated_object/Writer.h