Initial commit with modified files from z64555 building.
Merge branch 'wxfred2' of https://github.com/scp-fs2open/fs2open.github.com into wxfred2

Conflicts:
	code/wxfred2/glcviewport.cpp
	code/wxfred2/glcviewport.h
	code/wxfred2/glrcmissionframe.cpp
	code/wxfred2/glrcmissionframe.h
	code/wxfred2/wxfred2.h