![Kieran Spear](/assets/img/avatar_default.png)
Uses buttons above the images list to allow filtering into categories: project, "official", shared, public. Adds a FixedFilterAction that creates a button group on top of the datatable. Supports server-side and client-side filtering. Implements blueprint organised-images-display. Change-Id: I87f6cf4dd7d7397ad8c23ebadc8bf293d0bad998