Update VPR to latest

Restructuring / incremental voxel related work

Fix/Improve static_assert in rle.hpp

Update Morton encoding to be templated, use if-constexpr

Update CMakeLists, continue updates on Chunk, Block, ChunkManager

Move Blockface enum to constants header

Begin update/refit of ChunkMesh

Fix Morton encoding and decoding

remove stdafx

add glm

Add another static_assert, fix weird casting, formatting changes

Noexcept, name changes, better space reservation

Update name of constants so they stand out more

Further updates to RLE system

update RLE system to be much less gross