Merge pull request #230 from mirguest/fix-memory-issue-in-sim-framework

WIP: according to Chengdong's suggestion, fix the memory leakage in simulation framework

Simulation/DetSimCore/src/DetSimSvc.cpp

@@ -39,7 +39,7 @@ DetSimSvc::simulateEvent(int i_event) {
     StatusCode sc;
 
     m_runmgr->ProcessOneEvent(i_event);
-
+    m_runmgr->TerminateOneEvent();
     return sc;
 }