Description of problem:
According to BPMN2 definition Boundary Events have property "Cancel Activity", but not boundary events not.

In jBPM Designer it is not valid. All events Boundary and Not Boundary have it property.

For more information see bug 1003908.

Version-Release number of selected component (if applicable):
6.3.o DR1

How reproducible:
always

Steps to Reproduce:
1. Create Business Process
2. Add Intermediate Event to canvas (For example Message Event)
3. Open properties bar

Actual results:
Intermediate Event have Property "Cancel Activity" (even in it not boundary event)

Expected results:
Intermediate Event haven't Property "Cancel Activity" (for non boundary events)

Additional info:
bug 1003908