code: def createCleanJsbConfig(self):
          
          jsb = self.createJsbConfig()
          log.debug('sencha generated JSB config: %s', jsb)
          jsb = self.cleanJsbConfig(jsb)
          log.debug('cleaned JSB config: %s', jsb)
          return jsb
docs: Run :meth:`createJsbConfig`, clean up the JSB with
          :meth:`cleanJsbConfig` and return the result.