This includes a treemodel property that is intended to be set on a
listview to show our tag tree.
Signed-off-by: Anna Schumaker <anna@nowheycreamery.com>
This will be used to make a tree of tag / device / run objects for
viewing. I sort the tags so that newer ones appear towards the top of
the list.
Signed-off-by: Anna Schumaker <anna@nowheycreamery.com>
I will add to this to create a TreeModel to display individual runs
associated with each device in the sidebar.
Signed-off-by: Anna Schumaker <anna@nowheycreamery.com>