SRAMP-566 Remove Fuse from installer and replace with new Karaf commands

> If the name of the class starts with Abstract, i think it has to be defined as Abstract.
Crap, good catch.

> Command(scope = "overlord", name = "configure")
My gut reaction is -1.  I'm not sure when a user would need to configure commons only, nor am I sure that we want to support it.  We're trying to minimize the installation steps.