refactor setup/install logic out of control script

https://bugzilla.redhat.com/show_bug.cgi?id=1109058

Note:  Until https://bugzilla.redhat.com/show_bug.cgi?id=1120413 is resolved, when a 2nd fuse application is created in an openshift domain, it will be created as an independent fuse fabric, not joined to the existing one.