message: Fix time filter control
diff: @@ -915,7 +915,7 @@ export const controls = {
  'The options here are defined on a per database ' +
  'engine basis in the Superset source code.'),
  mapStateToProps: state => ({
  - choices: (state.datasource) ? state.datasource.time_grain_sqla : null,
  + choices: (state.datasource) ? state.datasource.timeGrainSqla : null,
  }),
  },
  