Genymotion 2.3.1 (November 10th, 2014) - Genymotion – Android Emulator for app testing

When drag and dropping an empty file, Genymotion was returning an error message. This issue has been fixed.
In the free version of Genymotion, the Update button of the virtual device update window has been grayed out.
The new version of ADB shipped with Android SDK Platform-tools version 21 was not compatible anymore with Genymotion. This issue has been fixed.
The command devices factoryreset was leading to a crash of the Genymotion Shell application for Gingerbread devices. This issue has been fixed.