Revert "revert r5403"

This reverts commit 0199ac6f967f6ba8271323f124d1790a16d840bb.

Conflicts:
	src/MPCTestAPI/MPCTestAPI.vcxproj
	src/filters/transform/VSFilter/VSFilter.vcxproj
	src/mpc-hc/res/mplayerc.rc2

Embed the manifests via the project files. The issue we had with mt.exe is fixed in VS2012.