add missing stopped status BACKOFF

add missing stopped status BACKOFF and update function to be more reziliant to new statuses.
Fix test failure
Merge branch 'issue_17000' into develop_17000

Conflicts:
	salt/master.py
Update supervisord.py

opps
modules.network.routes(): use list comprehension to streamline code
crypt py3 update
py3 exceptions.py
py3 fileclient
py3 key.py
py3 master.py
minion.py py3 updates, next fixes
overstate.py py3
py3 payload.py
py3 runner.py
make range act better
py3 for syspaths
python3 version.py
mdadm stop feature #12628
Making salt.states.boto_cloudwatch_alarm python3 compatible
Making salt.states.environ python3 compatible