We've just released Android Studio 0.6.0. There are no new user-visible features in this build relative to Studio 0.5.9 from last week. Most of the changes in this build are "under the hood" changes to support version 0.11 of the Android Gradle plugin, as well as bug fixes and integrating the latest IntelliJ 13.x fixes.

NOTE: This new version of Studio requires version 0.11 of the Android Gradle plugin, also released today. When you open your project you'll get a sync warning like this:
Clicking on the hyperlink will update your project to use 0.11.0 instead.

One of the user visible changes in 0.11 is that we've deprecated the packageName and packageNameSuffix settings, and have renamed them to applicationId and applicationIdSuffix. The purpose of this is to make it clear that this application id is decoupled from package declarations in your manifest, and in particular, the R class and the BuildConfig class, and all the implementation classes inside your app, can be renamed and refactored freely; you just need to keep applicationId the same. If you open your build.gradle file, lint is highlighting these deprecated calls and offering quickfixes to update them: