sergiusens@lothlorien:~/envs$ sudo ubuntu-device-flash core 15.04 --install webdm --output amd64-webdm.img --enable-ssh
Determining oem configuration
Starting download of generic-amd64
40.93 KB / 40.93 KB [================================================================] 100.00 % 70.72 KB/s 
Done
Fetching information from server...
Downloading and setting up...
Installing generic-amd64
Starting download of generic-amd64
40.93 KB / 40.93 KB [================================================================] 100.00 % 39.33 KB/s 
Done
Installing webdm
Starting download of webdm
6.16 MB / 6.16 MB [==================================================================] 100.00 % 59.75 KB/s 
Done
New image complete
Summary:
 Output: amd64-webdm.img
 Architecture: amd64
 Channel: stable
 Version: 3
Launch by running: kvm -m 768 amd64-webdm.img