Update privacy page.
Start work on admin dashboard and update deleted people page.
Remove ionicons, fix lots of extra CSS problem.

Something about adminlte + ionicons was generating lots and lots of
extra CSS, causing style issues in Chrome, crashed Chrome dev tools.

Nuke it!
Fix width issue on avatar tables.
For private groups, show a limited page.
Only show admin nav link if user is an admin.
Fix up some issues with permissions.
Make stream items for public albums work.
Update admin membership requests page.