@wip Add acceptance test

* Add headings for invitation_steps
@wip Clean up formatting in _form.html.erb
@wip Prefer single quotes
Functioning skeleton page

* Working page landing after creating an Event
* Change redirect to `new_multiple_invitation_path`
* Add routes for MultipleInvitationsController#new/#create
* Add MultipleInvitationsController and spec
@wip Add comment temporary warn skip_before_filter

* This is used for development only - should not be used in production
@wip Use except: over only: to save space

* Use except: over only: when ~5 routes described
@wip Pass event_uuid as a param to the new controller

* Scope events to the current user only for security
@wip spice up the temporary page
@wip Use new hash syntax in routes.rb
@wip Add test for Events#create

* Test redirection to MultipleInvitationsController
@wip Clean up redirect code
@wip Add test for setting the owner to the current user
@wip Add test for Multiple#new
@wip Bring in layout for Reda's designed page

* Bring in Reda's designed static view
@wip Add MultipleInvitationsController#create
@wip Add styles from Reda's branch

* Merged from https://github.com/yammer/sched.do/compare/master...rl-ap-add-invite-page-to-new-event-flow
@wip Restore styles

* Rename `multiple_invitations` to `multiple-invitations`
* Remove duplicate code in `multiple-invitations/new`
* Import `multiple-invitations/new` in main styelsheet
* Updated default avatar image
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