VulkanSceneGraph v1.1.6 developer release tagged

[vsg-dev]

What's Changed

• Replaced original block vsg::Allocator with vsg::InstrusiveAllocator that is ~6 x faster at allocation/deallocation by @robertosfield in Replaced original block vsg::Allocator with vsg::InstrusiveAllocator that is ~6 x faster at allocation/deallocation  #1231 - see New memory allocator : vsg::InstrusiveAllocator #1228 thread for more details.
• Fix forward and back animation issue by @Mikalai in Fix forward and back animation issue #1218

Full Changelog: v1.1.5...v1.1.6

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This discussion was created from the release v1.1.6.