Merge pull request #948 from ZLLentz/fix_middleclick_event_filter

FIX: call middleclick event filter instead of dropping middle click events

Author: jbellister-slac

pydm/widgets/base.py

@@ -1329,7 +1329,7 @@ def eventFilter(self, obj, event):
                 self.setToolTip(self.parseTip(self._pydm_tool_tip))
             return True
 
-        return False
+        return super().eventFilter(obj, event)
 
 
 class PyDMWritableWidget(PyDMWidget):