Some notes for RPI3 with Ubuntu Core 16.

$ flash -d /dev/mmcblk0 -f flash ubuntu-core-16-armhf+raspi3.img

# console
press enter to configure

# web
ubuntu sso (email)
cat ~/.ssh/id_rsa.pub (key)

# snap
snap find hugo
snap --help

sudo snap install classic --devmode --edge
sudo classic
exit
# normal cmd (e.g. shutdown -r now) not in classic mode

sudo classic
sudo apt-get install mininet
# sudo mn not available, need further checks

# system-boot partition core vs. classic?