Android Studio 0.3.1 发布了，该版本修复了几个重要的 bug： - Fixed bug affecting the "New Activity" wizard (issue 61258 and issue61269)
- Fixed bug which prevented popup windows from working correctly on some Ubuntu installs with JDK 6 using the Darcula theme (issue 61213)
- Fixed bugs in the SDK/JDK selection dialog
- We changed the Toolbar visibility default to on
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