add AppBase as a shared ancestor for main and prefs app objects

remove event.observe stuff from startup, unneeded

js/AppBase.js

@@ -0,0 +1,35 @@
+'use strict'
+/* global __, ngettext */
+define(["dojo/_base/declare"], function (declare) {
+	return declare("fox.AppBase", null, {
+		_initParams: [],
+		getInitParam: function(k) {
+			return this._initParams[k];
+		},
+		setInitParam: function(k, v) {
+			this._initParams[k] = v;
+		},
+		constructor: function(args) {
+			//
+		},
+		enableCsrfSupport: function() {
+			Ajax.Base.prototype.initialize = Ajax.Base.prototype.initialize.wrap(
+				function (callOriginal, options) {
+
+					if (App.getInitParam("csrf_token") != undefined) {
+						Object.extend(options, options || { });
+
+						if (Object.isString(options.parameters))
+							options.parameters = options.parameters.toQueryParams();
+						else if (Object.isHash(options.parameters))
+							options.parameters = options.parameters.toObject();
+
+						options.parameters["csrf_token"] = App.getInitParam("csrf_token");
+					}
+
+					return callOriginal(options);
+				}
+			);
+		}
+	});
+});