Updating Column Setting with date column type

- HTML template updated to add a select field (conditional on column type to be 'date') for choosing a date formatting option
- Directive updated to include default date value
- translation.json updated to include localization for date select field
- e2e test HTML updated to include a button to test setting the column type to 'date'
- e2e tests updated to include presence check of date field
Merge pull request #130 from stulees/chore/column-setting-types

Updating Column Setting with date column type