Removing setting of window.data and fixed some indentations

src/android/com/telerik/feedback/AppFeedback.java

@@ -21,7 +21,6 @@ public class AppFeedback extends CordovaPlugin implements RadFeedback.OnSendFeed
 
     @Override
     public boolean execute(String action, JSONArray args, CallbackContext callbackContext) throws JSONException {
-
         if (action.equals("GetVariables")) {
             JSONObject data = new JSONObject();
             for (int i = 0; i < args.length(); i++) {

src/ios/TLRKFeedback.m

@@ -52,4 +52,5 @@
     NSString *callbackId = [command callbackId];
     [self success:result callbackId:callbackId];
 }
+
 @end

www/feedback.js

@@ -45,8 +45,8 @@ var cordova = require('cordova'),
 
 window.addEventListener('deviceready', function () {
     cordova.exec(function(data) {
-      if(data.apiKey !== "YourKeyHere"){
-        var shouldEnableShake = data.enableShake === 'true'        
+        if (data.apiKey !== 'YourKeyHere') {
+            var shouldEnableShake = (data.enableShake || '').toLowerCase() === 'true';
             var feedbackOptions = {
                 enableShake: shouldEnableShake,
                 apiUrl: data.apiUrl
@@ -54,10 +54,8 @@ window.addEventListener('deviceready', function () {
             feedback.initialize(data.apiKey, feedbackOptions);
         }
     }, function(err) {
-       window.data = err;
         console.log('Unable to read required plugin variables: ' + err);
     }, 'AppFeedback', 'GetVariables', [ 'apiKey', 'apiUrl', 'enableShake' ]);
-
 }, true);
 
 module.exports = feedback;