very important bugfix, to save session changes caused by procedure

sessionManager.go

@@ -132,6 +132,7 @@ func (m *SessionManager) startJob(openID string) {
 			m.checkOpenID(openID, v)
 			s := m.sessions[openID]
 			s.data.incomingMsg(v) //<=== main logic for processing each incoming message
+			m.sessions[openID] = s
 			jobFinished.consumed++
 		default:
 			hasJob = false