Managing groups which are supposed to be approved to use the Deck, are nearly impossible to manage. Select/Unselect or identify groups is difficult or impossible. Not all a

Steps to reproduce

1. Press-hold a file-list item till it hovers, then drop ==> multi-action icons on the bottom stay forever
2. Press-hold a file-list item till it hovers, move/drag a few pixels, then drop ==> multi-action icons on the bottom go away

Hello,
i got two enhancement ideas:

1. Add a option to enable automatic deletetion of values and a dropdown to select the timespan.
   example: you only want to store two years of data. Activate this option and chose 2 years. Data older than the selection will be deleted.

2. Add an option to select different displayed date formats. Sending the date in the date('Y-m-d H:i:s') format is ok. Bu