If you have a self hosted installation of Ghost upgrading it can be a little bit
daunting and possibly dangerous. The instructions here
[http://support.ghost.org/how-to-upgrade/] are pretty good. Although sometimes
These cheap 2.2" LCD
s are pretty handy for a Raspberry Pi.
Connect them like this:
Use Notoro's fbtft [https://github.com/notro/fbtft/wiki/