Redirect to current campaign once it's signed.
Remove no longer used files.
Hide "required" abbrs from identity form fields.
Use a date select for birth date.
Style birth date select.
Protect focused actions from forgery.
Rename ExternalUser to Connection.
Move #display_name to users helper.
Add fb_graph gem.
Move inner app controller modules to separate files.
Fetch user avatar from Facebook.
Link logo back to the home page.
Fix nav alignment on campaigns page.
Use 2 columns for >= desktop.
Move building head title to template.
Move title helpers to dedicated module.
Remove useless method.
Have page_title build only the current page title.
Encapsulate building session-dependent partial name.
Allow getting the current session type.