Revert "Basic RH7 support"

This reverts commit 2af42530944f86d2f497d978b15f1217010d63cb.
Revert "Try RH7 like RH6"

This reverts commit 4da668a5fabc71fb68269260e617d60d45fe636d.
Don't support RH7 in tomcat::install::redhat
Don't configure juli and logging on RedHat7