Release 1.1.0

1. Replace the person 3d model and texture, and the floor texture.
2. Add binary format importer and exporter to load and store VBO data much faster.
   This is an alternative to obj format which is very slow to parse, especially using
   C++ streams.
3. A lot of refactoring.
4. Disable V-sync.
5. Animation.is now smoother.
6. Update readme.
7. Merge shader files.