Martyn Welch authored 4 years ago and Emanuele Aina committed 4 years ago

The network development document is incomplete, missing out instructions
for setting up NFS and TFTP:

- Add these sections
- Lightly rework the document to improve wording and layout
- Move to guides section

Signed-off-by: Martyn Welch <martyn.welch@collabora.com>