message: feat: change default time range in sql lab explore
  Change from "100 years go" to "no filter".
  100 years ago is basically equivalent to no filter, but has
  implications on how x-axis is plotted on certain charts (e.g. Big
  Number).
diff: @@ -139,8 +139,8 @@ class ExploreResultsButton extends React.PureComponent {
  datasource: `${data.table_id}__table`,
  metrics: [],
  groupby: [],
  + time_range: 'No filter',
  viz_type: 'table',
  - since: '100 years ago',
  all_columns: columns.map(c => c.name),
  row_limit: 1000,
  };
  