Updated .gitignore.

Signed-off-by: dadamitskiy <dadamitskiy@fullsail.edu>
FBX SDK DLLs and LIBs needed to run on the engine.

Signed-off-by: dadamitskiy <dadamitskiy@fullsail.edu>
Included proper functionality and reach to FBX SDK 2015.1.

Signed-off-by: dadamitskiy <dadamitskiy@fullsail.edu>