A 10x10 grid of rotating triangles, showing the newly-implemented Translate

|SOURCE|
[Common/Game]
* Added a nested for loop to create a 10x10 grid of rotating triangles
[Common/PolygonCache]
* Added a declaration for Purge and DeletePolygons, which will purge all
  polygons and delete the specified polygons by ID, respectively
* AddPolygons checks if OpenGL reports an out of memory error before returning
[Common/Matrix4x4]
* Defined the Translate member function