Ability to save empty list of accessions

Steps:

1. Go to "https://sandbox.genesys-pgr.org";
2. Click on the "My List" menu item;
3. Make sure that there are no saved lists of accessions;
4. Navigate to "Accession List" tab;
5. Fill "List title" and "List description" fields;
6. Click on the "CREATE NEW LIST" button;

Act.Res: "Your list of accessions successful saved." message was displayed and new empty list was created. See attached video: