Merge pull request #1242 from biddisco/mac_fixes

Mac fixes
CTest dashboard info for CSCS CDash drop location
Merge pull request #1243 from biddisco/cdash

CTest dashboard info for CSCS CDash drop location
Fixing XeonPhi toolchain
Fixing build unit tests
Disabling the execution of the build unit test executable
WIP: BGAS tweaks - do not use
Update gitignore for ptp remote synced projects
Toolchain file for BGQ IO node using GCC