Update app.js

migrated global *translate* to a *require.js* module.

public/src/app.js

@@ -1,5 +1,5 @@
 "use strict";
-/*global templates, translator, ajaxify, utils, bootbox, overrides, socket, config, Visibility*/
+/*global templates, ajaxify, utils, bootbox, overrides, socket, config, Visibility*/
 
 var app = app || {};
 
@@ -519,6 +519,7 @@ app.cacheBuster = null;
 	};
 
 	app.parseAndTranslate = function(template, blockName, data, callback) {
+		require(['translator'], function(translator) {
 			if (typeof blockName === 'string') {
 				templates.parse(template, blockName, data, function(html) {
 					translator.translate(html, function(translatedHTML) {
@@ -533,5 +534,6 @@ app.cacheBuster = null;
 					});
 				});
 			}
+		});
 	};
 }());