Changed session objects to single objects so that session_store :cookie_store can be used.
Fixed no method error for rails 4.1.
Added some z-index to racoon tip, for not showing in some apps.
Fixed line-height, it was ignored in a app.
Fixed find_or_initialize_by was not working in rails 3 app.
Merge pull request #2 from Bartuzz/master

Fixes for rails 4.1