Merge branch 'master' of https://github.com/scp-fs2open/fs2open.github.com into HEAD

Conflicts:
	code/globalincs/profiling.cpp
	code/object/object.cpp
	projects/MSVC_2005/code.vcproj
	projects/MSVC_2008/code.vcproj
	projects/MSVC_2010/code.vcxproj
	projects/MSVC_2010/code.vcxproj.filters
	projects/MSVC_2011/code.vcxproj
	projects/MSVC_2011/code.vcxproj.filters
	projects/MSVC_2013/code.vcxproj
	projects/MSVC_2013/code.vcxproj.filters
	projects/MSVC_6/code.dsp
fixes
Added mutex protection to opengl calls
Added code style setting to eclipse project
Multithreading bug fixes
Update to trunk 9872
File format cleanup
Merge https://github.com/derek-yeung/fs2open.github.com into HEAD

Conflicts:
	code/globalincs/profiling.cpp
	code/multithread/multithread.cpp
	code/multithread/multithread.h
	code/object/object.cpp
	projects/MSVC_2005/code.vcproj
	projects/MSVC_2008/code.vcproj
	projects/MSVC_2010/code.vcxproj
	projects/MSVC_2010/code.vcxproj.filters
	projects/MSVC_2011/code.vcxproj
	projects/MSVC_2011/code.vcxproj.filters
	projects/MSVC_2013/code.vcxproj
	projects/MSVC_2013/code.vcxproj.filters
	projects/MSVC_6/code.dsp