REFAC: Remove Vulkan Examples

CMake/Utilities/imstkCopyAndCompileShaders.cmake

...ples/CollisionDetection/ManualCDWithOctree/CMakeLists.txt

Examples/DebugRendering/CMakeLists.txt

Examples/GUIOverlay/CMakeLists.txt

Examples/GUIOverlay/GUIOverlayExample.cpp

Examples/Octree/CMakeLists.txt

Examples/PBD/PBDCollisionMultipleObjects/CMakeLists.txt

Examples/PBD/PBDFluids/CMakeLists.txt

...ples/Physiology/Physiology-BifurcationFlow/CMakeLists.txt

...es/Physiology/Physiology-FemoralArteryFlow/CMakeLists.txt

Examples/Physiology/Physiology-HalfTorusFlow/CMakeLists.txt

Examples/Physiology/Physiology-LeakFlow/CMakeLists.txt

Examples/Physiology/Physiology-PipeFlow/CMakeLists.txt

Examples/Rendering/RenderingExample.cpp

Examples/SPHFluid/SPHFluid-BallDrop/CMakeLists.txt

Examples/SPHFluid/SPHFluid-BunnyShape/CMakeLists.txt

Examples/SPHFluid/SPHFluid-HighViscousity/CMakeLists.txt

Examples/VolumeRendering/CMakeLists.txt

Examples/VulkanDecals/CMakeLists.txt

Examples/VulkanDecals/VulkanDecalsExample.cpp