Merge changes I33360e15,I2f102fa9,If44c40f8,Ic7bc29ef into nyc-dev

* changes:
  vulkan: use CamelCase() for CreateInfoWrapper
  vulkan: use CamelCase() for LayerChain
  vulkan: use CamelCase() for OverrideExtensionNames
  vulkan: use CamelCase() for OverrideLayerNames