Log Message:
Update to 1.20170129. From the changelog:

* Strip .git extension when registering vsch repositories.
  Thanks, Don March
* Disable git pager when mr status runs git stash list.
* Added stow library. This lets dotfiles in repositories managed by mr
  be symlinked into the home directory by GNU stow.
  Thanks, Sean Whitton and Adam Spiers.
* cvs_status: do not fail when all files are up to date.
  Thanks, Paul Wise.
* Added dgit plugin.
  Thanks, Sean Whitton.