Updated javadoc generation to deal with the changes in -output semantics
Updated javadoc generation to deal with the changes in -output semantics

Edd123/UMLGraph,dspinellis/UMLGraph,davidmoten/UMLGraph,dspinellis/UMLGraph,Edd123/UMLGraph,davidmoten/UMLGraph,Edd123/UMLGraph,dspinellis/UMLGraph,davidmoten/UMLGraph