Posted by Xavier Ducrohet, Android SDK Tech Lead, and Angana Ghosh, Product Manager in Android Along with the Android 4.2 SDK, we also launched a brand new update of the Android SDK Tools (Revision 21). The update includes new tools and capabilities that can help you work more efficiently as you create applications. Tools such as a new multi-config editor, and new Lint rules will help you develop
![Android SDK Tools, Revision 21](https://cdn-ak-scissors.b.st-hatena.com/image/square/0848bf832b1f1aece2273cfbb5e0f0a01e73b59e/height=288;version=1;width=512/http%3A%2F%2F1.bp.blogspot.com%2F-5p14Rkfniu0%2FUKPcVMP3euI%2FAAAAAAAABzI%2FEIc3pOyh6ao%2Fs1600%2Fpreview-screens%252B%2525281%252529.png)