http://developer.android.com/sdk/index.html
http://www.jetbrains.com/idea/features/android.html?gclid=CIyFoZ-V9LwCFafKtAodfykAug&
http://downloads.netmediaeurope.de/4232/android-sdk/
http://panjutorials.de/tutorials/android-gameapp-entwicklungstutorial-lazy-pudding/