fixes: extra delay removed due to wrong test in internal trigger

src/PilatusCamera.cpp

@@ -1028,11 +1028,11 @@ void Camera::startAcquisition(int image_number)
       msg << "exposure " << filename;
 
     send(msg.str());
-    if(m_trigger_mode != Camera::INTERNAL_SINGLE || 
-       m_trigger_mode != Camera::INTERNAL_MULTI)
+    m_cond.wait(TIME_OUT);
+    if(m_pilatus3_threshold_mode)
       {
-        m_cond.wait(TIME_OUT);
-	if(m_pilatus3_threshold_mode)
+	if(m_trigger_mode != Camera::INTERNAL_SINGLE && 
+	   m_trigger_mode != Camera::INTERNAL_MULTI)
 	  m_cond.wait(1.);	// Ugly fix for external synchro
       }