Update Branch3_5 to include new Cmake code and PowerPC64 buld fixes.
Branch_35 will then be the same as Rev 215093 on the trunk.


git-svn-id: https://llvm.org/svn/llvm-project/openmp/branches/release_35@215098 91177308-0d34-0410-b5e6-96231b3b80d8