Organized navbar into div for futur jquerysation
app/views/_nav.erb

Cleaned and rearranged routes for user
app/controllers/user.rb
Update nav bar view to be consistent and allow JS to interact independantly on oth forms
app/views/_nav.erb

Update JS to include user logout and signin + error display
public/js/user.js

method added to check password and user when login
app/helpers/user_helper.rb