[deleted libs] list deleted libraries, and enable user to restore a library

static/scripts/app/collections/deleted-repos.js

@@ -0,0 +1,18 @@
+define([
+    'underscore',
+    'backbone',
+    'common',
+    'app/models/deleted-repo'
+], function(_, Backbone, Common, DeletedRepo) {
+    'use strict';
+
+    var collection = Backbone.Collection.extend({
+        model: DeletedRepo,
+
+        url: function () {
+            return Common.getUrl({name: 'deleted_repos'});
+        }
+    });
+
+    return collection;
+});