Add Reachability.
Make sure we hide the section label if we're not logged in.
Overlooked this nil title setting.
Whoops.
Sync up the names and stuff.
Initial Reachability explorations. Finally looking promising.
Tweak naming and such and such.
"Finish" implementing handling for janky internet connections.

This adds a new -isUIActive boolean. Also makes -isOnline a requirement
for getting the user).
More minor nib tweaks.