Revert "remove docs for demo", "remove odds and ends", "demo network", "DEMO ONLY: root beak as %demo."
Revert "remove docs for demo", "remove odds and ends", "demo network", "DEMO ONLY: root beak as %demo."

This reverts commit 8e1e40d75b3ab15c194b6bf9570f3edc46e2de58.
This reverts commit f073c490f9fd7c5abc033af4857df92229877de7.
This reverts commit f187d2d7e01a54823f3e979af9bbd148b398e7e9.
This reverts commit bc272862a73cfce1b118586ca39d3a377d841f1b.

urbit/urbit,jfranklin9000/urbit,cgyarvin/urbit-1,ohAitch/urbit,max19/urbit,juped/urbit,juped/your-urbit,max19/urbit,juped/your-urbit,juped/your-urbit,ngzax/urbit,max19/urbit,urbit/urbit,juped/your-urbit,juped/urbit,max19/urbit,juped/urbit,jfranklin9000/urbit,ohAitch/urbit,urbit/urbit,ohAitch/urbit,max19/urbit,ohAitch/urbit,juped/your-urbit,juped/urbit,urbit/urbit,cgyarvin/urbit-1,ngzax/urbit,cgyarvin/urbit-1,ohAitch/urbit,juped/your-urbit,max19/urbit,cgyarvin/urbit-1,jfranklin9000/urbit,urbit/urbit,urbit/urbit,jfranklin9000/urbit,jfranklin9000/urbit,juped/your-urbit,ngzax/urbit,juped/urbit,ngzax/urbit,ohAitch/urbit,ohAitch/urbit,ohAitch/urbit,ngzax/urbit,juped/your-urbit,jfranklin9000/urbit,ngzax/urbit,juped/your-urbit,juped/urbit,ohAitch/urbit,juped/urbit,juped/urbit,cgyarvin/urbit-1,urbit/urbit,juped/your-urbit,cgyarvin/urbit-1,ohAitch/urbit,cgyarvin/urbit-1,jfranklin9000/urbit,max19/urbit,ngzax/urbit,cgyarvin/urbit-1,max19/urbit