cleaned out shape, added funcitionality for more shapes.

Deleted the shape.java file, as it was no longer necassary. May
reinstate it later in a different capacity. The
EquilateralTriangularPrism class should now function as expected.
Triangular Pyramid
new GameObject
blah
Merge branch 'master' of https://github.com/DrTeePot/The-Mahogany-Engine

Conflicts:
	src/culminating_engine/Culminating_Engine.java