Notice on Stats Run

A notice on stats run now appears on the first page search for each tab.
This reminds the user that stats are not updated in real time.

Future work will include a database field / on / off option to display
this information to users.

Signed-off-by: Adam Brenner <aebrenne@uci.edu>
Linkable Users for FileSystem and Group

Usernames are now linkable and when clicked, show user stats from RBH.

Signed-off-by: Adam Brenner <aebrenne@uci.edu>