Invisible email address field.

[FIXED]     Email address field is invisible if no address is set.
Lyndir apps VC, email address and orientation fixes.

[FIXED]     When setting email address and there are no receipts, fetch the latest level from the server.
[REMOVED]   About VC, replaced with apps VC.
[ADDED]     Button to show all Lyndir apps.
[IMPROVED]  Text on main toggle VC.
[IMPROVED]  Statusbar and orientation handlers.