Added classes for delete confirmation dialogue. Layout tweaks.
Multiple changes
 * Added options to load libraries from local files or from a CDN
 * Added angular-resource library
 * Refactored to use ng-view, templates, routes. This is kind of a mess at the moment.
 * Added "required" validation attribute
 * Added delete confirmation dialogue
Multiple changes:
 * Enabled backend storage via CouchDB using (mostly) angular resources
 * Refactored to use ng-view, templates, routes. This is kind of a mess at the moment.
 * Refactored to use a number of more specialized controllers
 * Added delete confirmation dialogue