Publish guide
Publish guide

First take on publish guide - it's better than what we have right now (which is nothing). Would like to see some user feedback and adjust/addon from there.

Thanks @dmiddle for most of the legwork!
lbryio/lbry.io,lbryio/lbry.io,lbryio/lbry.io,lbryio/lbry.io