ENH: Composite implicit geometry, vessel example, VR fixes, flying edges

CMake/External/External_openvr.cmake

CMake/iMSTKConfig.cmake.in

CMakeLists.txt

Data/legs/femoralArtery.stl.sha512

Data/legs/femoralArteryCut.stl.sha512

Data/legs/legsBones.stl.sha512

Data/legs/legsCutaway.stl.sha512

Examples/GeometryProcessing/GeometryProcessingExample.cpp

...nteractions/SPH-Obj-SDF/SPH-Obj-SDFInteractionExample.cpp

Examples/OpenVR/CMakeLists.txt

Examples/OpenVR/OpenVRController/CMakeLists.txt

Examples/OpenVR/OpenVRController/OpenVRControllerExample.cpp

Examples/Vessel/vesselExample.cpp

Examples/VolumeRendering/VolumeRenderingExample.cpp

Source/Common/Parallel/imstkParallelReduce.h

Source/Common/imstkAbstractDataArray.h

Source/Common/imstkDataArray.h

Source/Common/imstkNew.h

Source/Common/imstkSignal.h

Source/Common/imstkTypes.h