Add operations and roots groups
Merge pull request #357 from Orain/operationGroup

Add operations group
Remove sudo group

This is now unused
Merge pull request #358 from Orain/removeSudoGroup

Remove sudo group
Confirmed working on prod4
Use tabs not spaces
forward noc and security to sysadmin
mail: mirror operations group to sysadmin
add sysadmin as a forwarder and direct all root mail there
Move mwpath to srv/mediawiki/w

This time We are leaving the /w/ here so as
to avoid epic failure
Merge pull request #360 from Orain/mvMw

Move mwpath to srv/mediawiki/w
Tested on prod4 and confirmed
disable piwik to reduce page load
Upgrade ans-all to only run when changed
Add mysql query timeout of 5 mins
Tone down php-fpm process count