rose-config rose-command: minor typos
rose-mpi-launch: ensure NPROC is exported; Support for deprecated variable ROSE_LAUNCHER_MPICH; Remove redundant assignment to ROSE_LAUNCHER_PATH
rose-mpi-launch: Ensure ROSE_LAUNCHER_MPICH is initialised (bounded).
Ensure ROSE_LAUNCH_INNER can be set to blank if desired - long standing bug introduced when porting from mpi-launch.
Changes have been tested to work with ddt debugger on IBM.
Merge remote branch 'upstream/master' into 27.rose-mpi-launch.v
Merge remote branch 'matthewrmshin/27.rose-mpi-launch.v' into 27.rose-mpi-launch.v
rose mpi-launch: comment to clarify build specific scripts are run time.
Merge pull request #2 from steoxley/27.rose-mpi-launch.v

27.rose mpi launch.v