Update redhat.sh
Update redhat.sh
Added java as a package dependancy for installers/redhat.sh (needed to properly run jars)
Added option to make msm_user account a system account (resolving issue #194)
Merge branch 'master' of https://github.com/sk4ly/minecraft-server-manager
Update common.sh

fixed case sensitivity for system user variable
Merge pull request #236 from sk4ly/master

A couple small bug/feature fixes