Slightly better debugging
Correct name in publication web page
Add FAQ about use of FOSS
Update META for v2.6.1 tag
Start NEWS for v2.6.2
Major updates to admin guide for upgrades
Add upgrade section to FAQ
Add link for Alan Orth's interactive script
Remove some trailing spaces on web page
Remove unneeded checks (code was remove a while ago)
Fix issue with reconfig and GrpCPURunMins
Merge remote-tracking branch 'origin/slurm-2.6'

Conflicts:
	META
	NEWS
	src/common/slurm_protocol_util.c