CMakeLists.txt
	Detect SLUM job launcher for Portals4.  Must be detected on the
	higher level then libupc runtime as proper libraries must be added
	on the command line.
include/clang/Config/config.h.cmake
	Add SLURM define.
include/clang/Config/config.h.in
	Add SLURM define.
lib/Driver/Tools.cpp
	Add Portals4 libraries for slurm.
runtime/libupc/CMakeLists.txt
	Typo fix.
runtime/libupc/portals4/upc-lib.in
	Add GUPCR definitions based on compiler's __UPC.. for shared PTS.
	Expose shared PTS definitions to all optimization levels.