Add ajax restful destroy on user favorite band item delete

Read favorite band item div attribute, append to ajax url
to create rails accepted destroy route
Edit favorites#destroy

Now accepts params[:id] from url to find
Favorite record to delete from database.
Migrate database - add band image url
Edit session data

All users are now issued a cookie whether they are registered or not.
Add ajax user registration

- Popup phone verification steps
- redirect page - for now - will re-render favorite list in future
Add user password assignment on user create
Complete users#create

- user becomes a registered user after submitting create form
and verifying phone.
- method uses guest user account so previously selected favorites
are associated with verified user.
Disable server-side phone validation

User is automatically deleted every night if phone is not
verified
Merge branch 'master' into rails-js-integration-merge

Fix merge conflict - database migration
notifications table now records sent/not sent queued

Conflicts:
	giggidy/db/schema.rb
Merge branch 'rails-js-integration-merge'