Kitware/CMake — pull request #53 by drdanz (2013-06-29 13:35:57+00:00)
Title: FindGTK2: Do not fail on MSVC11 if vc100 libraries are available

Up to gtkmm-win 2.22.0-2 there are no vc110 libraries, therefore FindGTK2 fails to detect gtkmm.
Nonetheless vc100 libraries can be used with MSVC11, so FindGTK2 shouldn't fail if these are available.