Add Vector3D.Zero constant
Add division operator for vectors
Add TLBR constructor for AxisRectangle3D
Add 3DO data header structs
Add Abstract3doReader class and subclass to read 3do edges
Add method to render a wireframe from edges
Add new project for testing 3do rendering
Trim down wireframe bitmap and add appropriate offset
Change wireframe orientation to match in-game rendering
Load and render corpse models on startup
Don't draw selection primitives
Merge branch '3do-wireframes'