Widgen Air Android Build instructions Project is built for Android 2.2.  You will need to create the file res/values/maps_apikey.xml with following contents: ```<?xml version="1.0" encoding="utf-8"?>  <string name="maps_apikey">[productionApiKey]</string> ```  Remember to replace [productionApiKey] with your own Google Maps API key - obtained from https://developers.google.com/android/maps-api-signup