[ANNOUNCE] Groovy 3.0.0-alpha-2 Windows Installer Released

[Keegan Witt]

 The Windows installer for Groovy 3.0.0-alpha-2 is available from the usual
place:
https://bintray.com/groovy/Distributions/download_file?file_path=groovy-3.0.0-alpha-2-installer.exe

-Keegan