Merge branch 'SecondHandsDemo2020'

scenarios/ArVizExample/ArVizExample.scx

scenarios/ArVizExample/config/RobotToArVizApp.cfg

source/RobotAPI/components/CMakeLists.txt

source/RobotAPI/components/NaturalIKTest/CMakeLists.txt

source/RobotAPI/components/NaturalIKTest/NaturalIKTest.cpp

source/RobotAPI/components/NaturalIKTest/NaturalIKTest.h

source/RobotAPI/components/RobotToArViz/CMakeLists.txt

source/RobotAPI/components/RobotToArViz/RobotToArViz.cpp

source/RobotAPI/components/RobotToArViz/RobotToArViz.h

source/RobotAPI/components/RobotToArViz/main.cpp

source/RobotAPI/components/RobotToArViz/test/CMakeLists.txt

...obotAPI/components/RobotToArViz/test/RobotToArVizTest.cpp

source/RobotAPI/libraries/CMakeLists.txt

...obotAPI/libraries/RobotAPIComponentPlugins/CMakeLists.txt

...ries/RobotAPIComponentPlugins/RobotStateComponentPlugin.h

source/RobotAPI/libraries/core/CMakeLists.txt

source/RobotAPI/libraries/diffik/CMakeLists.txt

source/RobotAPI/libraries/diffik/NaturalDiffIK.cpp

source/RobotAPI/libraries/diffik/NaturalDiffIK.h

source/RobotAPI/libraries/diffik/SimpleDiffIK.cpp