Bootstrapping.
Dummy functionality for confirmation dialog.
Adding logo picture.
Adding Invitation model, Mongoid, Rabl and configurations.
Updating vendor JS.

Keeping extense version of angular.
Adding ngRoute.
Reorganizing structure.
Replacing ngResource with Restangular.
Adding basic functionality for accepting/rejecting invitations.
Renaming Sinatra app name.
Encapsulating Invitation rsvp handling logic in its own model.
Moving assets folder one level up.
Adding basic view for listing invitations.
Adding filter feature for listing different types of invitations.
Adding name filter.
Adding functionality to create invitations.
Adding support for deleting invitations.
Adding support for editing invitations.
Adding PlusOne field to Invitation model.
Renaming app css.
Fixing bugs.