Add quick install instructions
add fish shell support
e8b08985 introduced a bug with github shorthand
The dash has to be at the end of the regex, _-\. is parsed as a range.
Added interactive testing shell
This can be quite useful for things like completion testing etc.
Fixes #72.
zsh auto-completion now suggests files in the current working directory for tracking
move homeshick.fish to project root
Merge pull request #76 from Mic92/master

add fish shell support
Fix fish shell install command
Much better intro, such drama, much lofty, wow
Fixes #82. Switch to bats.
Test cases are now a lot simpler and the setup more modularized.
The interactive script and the test suites now share a common helper file.
Add .travis.yml for CI
Install expect when running CI on travis-ci
Add travis-ci badge
Fix abs_path to also work with directories
Fixes #31: Make track work with directories
Add test for cd'ing into subfolder
Define run() fn for interactive mode
Delete tmp folder itself after test run
Use [ instead of [[ to test with.
Tests won't fail if we use [[ because they are conditional expressions,
which do not trigger the exit option bats sets with `set -e`.
Unit tests for abs_path