still not expunged MySQL connection

databaseReset.py

@@ -262,6 +262,7 @@ class JobQueue():
             self.memdumpsql()
             self.saveprofiles()
         else:
+            django.db.close_old_connections() # needed if MySQL running
             # run all the imports through :memory: first
             settings.DATABASES['default']['ENGINE'] = 'django.db.backends.sqlite3'
             settings.DATABASES['default']['NAME'] = ":memory:"