New version per request of @oreinert in #213.

This is a minor release with no breaking changes.

Changes:
* Improvements to testing (@oreinert)
* Improvements to `cd` and `check` subcommands (@me-and)
* Improvement to `cd` subcommand in fish (@languitar)

Fix typo in comment as noted by @tsaber

bbd1589#r37659851

Merge pull request #179 from Calinou/use-https-in-readme

Use HTTPS for Git clone operations in README

First version tag.

This move is motivated by the increased interest in
packaging homeshick for different distributions
(openSUSE and archlinux so far).