[Licenses] Add license page template

Add template to populate open source licenses page from
extensions exposed by bundles; WTD-669.

platform/commonUI/about/src/LicenseController.js

@@ -0,0 +1,27 @@
+/*global define*/
+
+define(
+    [],
+    function () {
+        "use strict";
+
+        /**
+         * Provides extension-introduced licenses information to the
+         * licenses route.
+         * @constructor
+         */
+        function LicenseController(licenses) {
+            return {
+                /**
+                 * Get license information.
+                 * @returns {Array} license extensions
+                 */
+                licenses: function () {
+                    return licenses;
+                }
+            };
+        }
+
+        return LicenseController;
+    }
+);