Do not implenent the dynamic glue on interfaces - use pure virtual function.  Closes #2310.
Do not implenent the dynamic glue on interfaces - use pure virtual function.  Closes #2310.

pleclech/hacking-haxe,pleclech/hacking-haxe,pleclech/hacking-haxe,pleclech/hacking-haxe,pleclech/hacking-haxe,pleclech/hacking-haxe