update for new uiauto command processing

lib/devices/ios/ios-controller.js

@@ -230,6 +230,14 @@ iOSController.findUIElementsByXpath = function (selector, ctx, many, curRetry,
 };
 
 iOSController.getSourceForElementForXML = function (ctx, cb) {
+  var _cb = cb;
+  cb = function (err, res) {
+    if (err) return cb(err);
+    // TODO: all this json/xml logic is very expensive, we need
+    // to use a SAX parser instead.
+    if (res.value) res.value = JSON.stringify(res.value);
+    _cb(err, res);
+  };
   if (!ctx) {
     this.proxy("au.mainApp().getTreeForXML()", cb);
   } else {

package.json

@@ -43,8 +43,8 @@
     "adm-zip": "~0.4.4",
     "appium-adb": "1.0.2",
     "appium-atoms": "~0.0.5",
-    "appium-instruments": "1.1.0-beta1",
-    "appium-uiauto": "1.2.0-beta3",
+    "appium-instruments": "1.1.0-beta2",
+    "appium-uiauto": "1.2.0-beta4",
     "argparse": "~0.1.15",
     "async": "~0.9.0",
     "binary-cookies": "~0.1.1",
@@ -101,7 +101,7 @@
     "chai-as-promised": "~4.1.1",
     "glob": "~4.0.0",
     "grunt-contrib-jshint": "~0.10.0",
-    "grunt-jscs-checker": "~0.4.4",
+    "grunt-jscs-checker": "~0.5.1",
     "grunt-mocha-test": "~0.11.0",
     "js-yaml": "~3.0.2",
     "mocha": "~1.20.0",