Create v18.08.0-0pre1 tag

Tag 17.11.3-2 release.

Tag 17.11.3 release.

Update META for v17.11.2.

Update slurm.spec and slurm.spec-legacy as well

Tag 17.11.1-2 release.

Tag 17.11.1 release.

Tag 17.11.0 release.

Update META for v17.11.0rc3.

Update slurm.spec and slurm.spec-legacy as well

Update META for v17.02.0rc2

Update slurm.spec and slurm.spec-legacy as well

Update META for v17.02.9 tag