Move a bunch of duplicated code between MeshAsset and RenderBatch_static to SimpleMesh.
Normal maps. Mostly works. Needs cleanup.
Fix main light in place.
Got rid of unnecessary variables in shaders for normal maps. Fixed bone texture vertex shader.
A few more unnecessary variables in shaders.
Oops. Put back tutorials.
Remove temp files.
Read normal map file path from the .model files.
Minor. Fix water.fragmentshader and additional lights.
Dummy elevator prefab.
Merge branch 'master' into rendering_improvements

Conflicts:
	VajraFramework/ExampleGame/Code/ExampleGame/Components/GameScripts/UnitCustomizers/UnitAnimationManager.cpp
	VajraFramework/Vajra/Engine/AssetLibrary/Assets/MeshAssets/MeshAsset.cpp
	VajraFramework/Vajra/Engine/Components/DerivedComponents/Renderer/RenderBatch_static.cpp
Fix font vertex shader.
Merge pull request #137 from VajraFramework/rendering_improvements

Rendering improvements