tree 3b38151aa9d7d8c7f26768a34db1691a118b14ba
parent ff21a468722fe3831851148314406482697dc46e
author Bob Brodt <bbrodt@redhat.com> 1404855540 -0600
committer Bob Brodt <bbrodt@redhat.com> 1404855540 -0600

Let CallActivity and SubProcess implement InteractionNode. This allows
MessageFlows to be connected to these elements which, according to the
BPMN2 spec, is valid.