Petri Net state not updated after relevant messages

[fkleedorfer]

Describe the bug
When you use a petrinet and you propose+accept a transition, the petri net state is not updated. After a manual reload the new state and enabled transitions are shown.

To Reproduce
Steps to reproduce the behavior:

1. have a conversation
2. propose + accept a petrinet
3. claim a transition
4. accept the transition
5. nothing changes in the view or in the petrinet data view

Expected behavior
You'd expect the petri net state + transitions to change.

Desktop (please complete the following information):

• OS: Win10
• Browser Firefox