ps module: add get_users
ps: optional usage of utmp python module for get_users
Merge branch 'develop' into ps

Conflicts:
	salt/modules/ps.py
No un-indexed curly braces on string `.format()` calls
Easier path building
No last line
Lint white-space fixes.
Merge pull request #8986 from s0undt3ch/hotfix/jenkins

Lint Fixes
Include the exec_info for virtual function exceptions
Merge pull request #8963 from mgwilliams/ps

ps module: add get_users
The saltenv changes caused a break with older minions when gathering

pillar
test sls for #8881

This is related to #8881
pep8 fixes
Merge remote-tracking branch 'origin/develop' into develop