remove prod5 as a mediawiki server
nagios changes
prod5 is now a database server
nagios updates
mariadb: +private IPs for prod4/prod6 and -Public IP for prod5
make allthetropeswiki use prod5 as a database server
Revert "make allthetropeswiki use prod5 as a database server"

This reverts commit ec9b63fe0d6052ca664be2a2c05430821b18b053.
use a multi-master set up and add allthetropeswiki to c2
mail: use template where we have variables in use
fixes to design
few more
disable auth for prod4 (temp hackfix)
Merge branch 'master' of https://github.com/orain/ansible-playbook
mail aliases
forward johnflewis to john
update aliases quickly
mailman postfix config
mailman configs
few mailman fixes