CMake Nightly Date Stamp
IPO: implemented INTERPROCEDURAL_OPTIMIZATION for gcc (-flto)

Using the IPO specific rule variables in the Ninja generator should
fix intel IPO as well.
Merge topic 'gcc-ipo' into next

31b49654 IPO: implemented INTERPROCEDURAL_OPTIMIZATION for gcc (-flto)
CPackWiX: Add support for CPACK_CREATE_DESKTOP_LINKS
Merge topic 'wix_desktop' into next

b78d74de CPackWiX: Add support for CPACK_CREATE_DESKTOP_LINKS
d5828094 CMake Nightly Date Stamp