Observing that street lists in nodes have 3 streets. Will segfault if depth > 1. Cannot order vertices counterclockwise.
Spaces are now correctly created, but still are bigger than 4 vertices. Will have to implement a vertex reduce operation to reduce them to 4.
Merge branch 'master' of github.com:chiguire/nttcitygenerator

Conflicts:
	src/examples/layer2/engine.h
	src/nntcity/cityobjs.h