Also fixed the project includes so that we don't need to always use the indirect include path, ie:
#include "../include/foo.h" -> #include "foo.h"
I'm don't know much about make files - if I busted the linux build, mea culpa, but I think we're okay on that front too. For future reference, here's the most straightforward link on the topic of adding pch support to make files:
http://www.mercs-eng.com/~hulud/index.php?2008/06/13/6-writing-a-good-makefile-for-a-c-project
