Blame previous revision fixed
"Show changes" crash fixed in Blame dialog. Closes #1874
Links to revisions fixed in some situations
CreateInstanceOfClass test crash fixed
ShellEx moved to separate solution
CreatePatchFromString method added to PatchProcessor
Combined diff processing improved
Merge remote-tracking branch 'gitextensions/master' into BuildServerIntegration

Conflicts:
	GitExtensions.VS2010.sln
	GitExtensions.VS2012.sln