[LINUX MINT 17.2] Install unity3d 5 experimental

$ cd ~/Downloads/ && \
> wget http://download.unity3d.com/download_unity/unity-editor-5.1.0f3+2015082501_amd64.deb && \
> [sudo] apt-get update && \
> [sudo] dpkg -i ./unity-*.deb && \
> [sudo] apt-get -f install