PMIx/PRRTE release

[Ralph Castain]

A final cleanup release for both projects:

PMIx v5.0.5: https://github.com/openpmix/openpmix/releases/tag/v5.0.5

This is the final anticipated bug-fix release in the v5.0 series. Changes include:

• PR #3469: Final update for release
• PR #3468: Remove remnants of unsupported capability
• PR #3467: Remove stale configure.m4 scripts
• PR #3465: Update NEWS and VERSION
• PR #3463: Remove prm framework as not currently implemented
• PR #3462: Remove unused components from various frameworks
• PR #3461: Remove pgpu framework
• PR #3460: Remove pstrg framework
• PR #3452: .gitignore: add configure~
• PR #3449: Multiple commits
• Retry fetch with wildcard rank
• Fix typo in shmem2 fetch

PRRTE v3.0.8: https://github.com/openpmix/prrte/releases/tag/v3.0.8

This is the final anticipated bug-fix release in the v3.0 series. Changes include:

• PR #2103: Final update for release
• PR #2102: Remove stale config .m4 files
• PR #2100: Update NEWS and VERSION
• PR #2099: maintain correct ref count of child jobs
• PR #2097: Correctly parse map-by modifiers
• PR #2086: Propertly compute number of procs when not given
• PR #2082: Multiple commits
  • Enclose XML output in a high-level tag
  • Add support for show_help XML output
  • Properly build the nidmap
• PR #2076: Multiple commits
• Register the singleton's nspace with the PMIx server
• Fix data type declaration in data server