Removed commented source code now moved to hb-choose-actor directive.
Implemented removeOtherPartner function.
Added removeOtherPartner button.
Fixed getElfinActor for new `other` partner creation.
Implement POS attribute renumbering for arrays.
Removed debug log. Improved comment.
removeOtherPartner now deals with POS attribute renumbering.
hb-choose-actor-role property of hb-choose-actor directive now supports
commas separated list of actor roles.