Removed redundant epel install and updated foreman to centos 7 and version 1.7 rc
Make persistent-config more modular
Updated puppet install for manager to support el7
Updated httpd restart for systemctl
Removed redundant addition of rdo repository
Fixed rc.local for el7
Fixed path typo for el6
Rebased foreman installer to el6
Rebased manager to el6, added 1gb ram to vagrant controller node
Exempt manager from vagrant puppet run