Blink shell support

I made a [quick gist](https://gist.github.com/anhari/23ae031e93e2f465258439cb6802acad) for a Gruvbox dark theme for the [Blink shell for iOS](https://github.com/blinksh/blink) and thought others might be interested.



:robot: **This issue has been automatically copied from morhetz#62** :robot: