Add custom favicon per app

www/common/notify.js

@@ -1,8 +1,12 @@
 define(['/api/config'], function (ApiConfig) {
     var Module = {};
 
-    var DEFAULT_MAIN = '/customize/main-favicon.png?' + ApiConfig.requireConf.urlArgs;
-    var DEFAULT_ALT = '/customize/alt-favicon.png?' + ApiConfig.requireConf.urlArgs;
+    var apps = ['code', 'slide', 'pad', 'kanban', 'whiteboard', 'sheet', 'poll'];
+    var app = window.location.pathname.slice(1, -1); // remove "/" at the beginnin and the end
+    var suffix = apps.indexOf(app) !== -1 ? '-'+app : '';
+
+    var DEFAULT_MAIN = '/customize/favicon/main-favicon' + suffix + '.png?' + ApiConfig.requireConf.urlArgs;
+    var DEFAULT_ALT = '/customize/favicon/alt-favicon' + suffix + '.png?' + ApiConfig.requireConf.urlArgs;
 
     var document = window.document;