August

### TimestampActivity

* Improved visual feedback when user clicked on the `createNewOrderButton`
* It's no longer possible to start a task on another day than today.
* Added datepicker functionality for faster travel to dates far away.


### ListActivity

* Added datepicker functionality for faster travel to dates far away.
    * It's not possible to go to a date in the future. The user gets a small message if trying.