Recommend ngrok or localtunnel.me over localtunnel rubygem

* Thanks to @step21 for this in PRs #73 #74 #75
Bump Rails patch version
Add information about repo visibility
Convert field information popups to bootstrap popovers
Fixup markdown reference link
Follow pagination links for #67
Explicitly load .env file with dotenv
Adding support for agreements that cover all repos owned by an org.
start using all other_repo_names
a few more tweaks to make multi-repo support work, plus some port-mangling that reflects my ignorange of rails
add commenting on commits, in addition to setting status
Add GithubUser strategy to avoid using public_repo scope on GitHub