Fixed typo in protocol.md: s/it's/its/
Merge pull request #2 from elimisteve/patch-1

Fixed typo in protocol.md: s/it's/its/
some ideas on extensions and placeholder for shaping discussions
Merge branch 'master' of github.com:telehash/telehash.org
Merge branch 'master' of github.com:telehash/telehash.org into echoping
decided to go with an internal path, feels *much* better overall and is very simple to support