removed backbone from VS solution,

renamed NzbDrone.Backbone to UI

UI/Shared/ModalRegion.js

@@ -0,0 +1,28 @@
+define(['app'], function () {
+    return Backbone.Marionette.Region.extend({
+        el: "#modal-region",
+
+        constructor: function () {
+            _.bindAll(this);
+            Backbone.Marionette.Region.prototype.constructor.apply(this, arguments);
+            this.on("show", this.showModal, this);
+        },
+
+        getEl: function (selector) {
+            var $el = $(selector);
+            $el.on("hidden", this.close);
+            return $el;
+        },
+
+        showModal: function (view) {
+            view.on("close", this.hideModal, this);
+            this.$el.modal('show');
+        },
+
+        hideModal: function () {
+            this.$el.modal('hide');
+        }
+    });
+});
+
+