Replace size_t checks with a static size limit check
Fixed map loading

Was a libconfuse mismatch
Mod text/binary loading code cleanup
Move map files into their own directory

Files:
map.cpp map.h
zone.cpp zone.h

This is for my future plans to break up those mammoth files
into multiple classes.

This is a big change; you'll need a `make clean` first.
Merge remote-tracking branch 'upstream/master'

Conflicts:
	src/map.cpp
	src/mod/mod.cpp
	src/render_opengl/assimpmodel.cpp
Merge remote-tracking branch 'upstream/master'