* Re-enabling mp unit tests
* Fixing shared memory leak and other bugs related to shared mem for MP unit tests
* Revert 43bfbfc97bf9edbae1f386d461439091618ff8ed
* Further tightening up unlinks
* Moving test check macros to separate header file
* Tightening up shared memory unlinking for clique kernels, add munmap for host barrier for MP unit tests
* Updating new MP unit test
* Fixing mqueue bug
* Fixing memory leak in MP unit tests
* Enabling clique for any XGMI-connected topology, adding tuning
* Updating CHANGELOG for clique tuning
* Re-working clique barrier system to work on multi-process / multi-gpu