Change auth_token param to authToken, update example and README

README.md

@@ -68,6 +68,8 @@ A full example could be:
     
     // BackgroundGeoLocation is highly configurable.
     bgGeo.configure(callbackFn, failureFn, {
+        url: 'http://only.for.android.com/update_location.json', // <-- only required for Android; ios allows javascript callbacks for your http
+        authToken: 'user_secret_auth_token',    // <-- only required for Android; ios allows javascript callbacks for your http
         desiredAccuracy: 10,
         stationaryRadius: 20,
         distanceFilter: 30,

example/www/js/index.js

@@ -90,6 +90,8 @@ var app = {
         
         // BackgroundGeoLocation is highly configurable.
         bgGeo.configure(callbackFn, failureFn, {
+            url: 'http://only.for.android.com/update_location.json', // <-- only required for Android; ios allows javascript callbacks for your http
+            authToken: 'user_secret_auth_token',    // <-- only required for Android; ios allows javascript callbacks for your http
             desiredAccuracy: 10,
             stationaryRadius: 20,
             distanceFilter: 30,

www/BackgroundGeoLocation.js

 var exec = require("cordova/exec");
 module.exports = {
     configure: function(success, failure, config) {
-        var authToken           = config.auth_token || 'BackgroundGeoLocation_auth_token',
+        var authToken           = config.authToken || 'BackgroundGeoLocation_auth_token',
             url                 = config.url        || 'BackgroundGeoLocation_url',
             stationaryRadius    = (config.stationaryRadius >= 0) ? config.stationaryRadius : 50,    // meters
             distanceFilter      = (config.distanceFilter >= 0) ? config.distanceFilter : 500,       // meters