====== Avril Client ToDo ======

Here is described what should be done for the Avril Android client.

Importance steps: 
  * AA - should be done immediately
  * AB
  * AC
  * BA - should be done if time permits
  * BB
  * BC
  * CA - should be done, if we don't have other tasks
  * CB
  * CC

  * **-** (BA) Make in the app server address inputable(or selectable) for user.
    * Important is: the old users should use the old server address per default, the new users - the new server address (avril2021).

  * **-** (BA) Come / Go with confirmation dialog
    * When the user clicks on "Come / Go" button the application should ask him, whether he is sure. 

  * **-** (BA) Notify the user about failed synchronizations
    * For the "admin" variant of the app:
      * add notification if the RabbitMQ is unreachable
      * add notification if the Avril server is unreachable