Copy DB config file for travis
Updated username so the DB can be created

(travis CI doesn't allow custom DB usernames)
Put prod database file in app/config
Copy the mail config file to prod for CI build as well. Duh.
Added Travis-CI badge
Removed hardcoded USD symbol
Titles for Group admin
Added currency symbol
Translations
Removed erroneous PDF option
More translation substitutions
Better handling of non-admin roles
Fixed auth error when user isn't logged in
More auth refinement
Merge remote-tracking branch 'origin/develop'