use my own github repo - do not merge
change test project to be a fragment, no need to export internals
some Java cleanup, give plugin Activator a proper name
remove rhino.jar from build.properties
fix Maven id to match Feature id, name parent module accordingly
change update site so can load 4.2 and 3.8 milestones as well
updated Tycho to latest, partially revert last change because Juno is
released