fixed VS2013 code analysis errors.
fixed Particle warnings
removed unused hlsl file.
BaseApp cleanup and comments.
Level cleanup and comments.
Graphics cleanup and comments.
Mesh cleanup and comments.
MeshInstance cleanup and comments.
ModifyMesh cleanup and comments.
particle cleanup and comments.
Render cleanup and comments.
reduced amount of particles.
Merge remote-tracking branch 'origin/master' into Alignment