Creating a 3.5 branch, which is compatible with LLVM 3.5

This branch will probably not be mantained.  Its purpose is to mark
the last commit that is compatible with LLVM 3.5.


git-svn-id: https://llvm.org/svn/llvm-project/libclc/branches/release_35@225040 91177308-0d34-0410-b5e6-96231b3b80d8