Add cask for Hiss
Merge pull request #207 from mwarkentin/hiss

Add cask for Hiss
Bump Firefox to 20.0.1
Merge pull request #208 from mwarkentin/upgrade-firefox

Bump Firefox to 20.0.1
Add cask for Textual 2.1.1
Merge pull request #210 from mwarkentin/textual

Add cask for Textual 2.1.1