Add missing __isl_give

Contributed by: Sameer Abu Asal <sameer.abuasal@gmail.com>

git-svn-id: https://llvm.org/svn/llvm-project/polly/trunk@172771 91177308-0d34-0410-b5e6-96231b3b80d8
www: Add kernelgen publications

Contributed by: Dmitry Mikushin <dmitry@kernelgen.org>

git-svn-id: https://llvm.org/svn/llvm-project/polly/trunk@172772 91177308-0d34-0410-b5e6-96231b3b80d8