Add git-hub render for markdown previews
UTF-8 encode the proposed commit message
List a users organizations
Add 'render' to README
Lots of fixes for private repos

- Default to SSH urls for private repos
- Make cloning and forking work properly
- pull-request warns if it cannot fetch from upstream
No coloring if we're not on a TTY
Add --no-forks to the repos command
Documentation: fix bugs and add manpage
Version 1.17
Merge branch 'master' into debian
New upstream release, includes a manpage