New VulkanSceneGraph, vsgXchange and vsgExamples developer releases

[vsg-dev]

Hi All,

I have just caught up some admin this morning and tagged some developer releases that rap up work on vsg::Instrumentation and vsg::Animation respectively:

For vsg::Instrumentation we have:

VulkanSceneGraph-1.1.1
vsgExamples-1.1.1

vsg::Animation was added next so we work we have:

VulkanSceneGraph-1.1.2
vsgXchange-1.1.1
vsgExamples-1.1.2