add start and end event template

Add bpmn element start and end event template-test.bpmn20.xml

Issue-ID: SDC-414

Change-Id: I9fd2d610f7a4f21a0f88c3842a4c44f0e7762c7f
Signed-off-by: Lvbo163 <lv.bo163@zte.com.cn>
4 files changed