new ShapeGenerator-System; altered ShapePrefabs; refactored Facts;

new ShapeGenerator-System:
+ added Plane/PrismGenerator;
+ Fixed Torus Mesh Generation
+ streamlined Generator process;
+ enabled normal offset;
+ Refactoring

altered ShapePrefabs:
+ added Prism/Cone Prefab an entree in FactSpawner;
+ switched to using new ShapGenerator-System;
+ added BoundingPositioning.cs for dynamic TextPosition;

refactored Facts:
+ added QuadFact
+ mostly moved semantic coherent Facts in own file
+ Some spelling and semantic errors