Trying to prevent corner case where if the connection for only god kn…

…ows reason crashes, the library is unable to restore the connection, preventing EVERY new query to work as intended

djongo/base.py

@@ -209,6 +209,8 @@ def create_cursor(self, name=None):
         """
         Returns an active connection cursor to the database.
         """
+        if not self.connection:
+            self.connection = self.get_new_connection(self.get_connection_params())
         return Cursor(self.client_connection, self.connection, self.djongo_connection)
 
     def close_if_unusable_or_obsolete(self):