Log message:
Update ruby-airbrussh to 1.3.0.

## [1.3.0][] (2017-06-16)

* [#109](https://github.com/mattbrictson/airbrussh/pull/109): Add configurable \ 
task prefix - [@gondalez](https://github.com/gondalez)

Log message:
Update ruby-airbrussh to 1.2.0.

## [1.2.0][] (2017-04-14)

* [#95](https://github.com/mattbrictson/airbrussh/pull/95): colorize LogMessage \ 
label on WARN level and above - [@klyonrad](https://github.com/klyonrad)
* [#106](https://github.com/mattbrictson/airbrussh/pull/106): Remove the \ 
`log_file` parameter from the `CommandFormatter#exit_message` method; it was \ 
unused - [@mattbrictson](https://github.com/mattbrictson)

Log message:
Update ruby-airbrussh to 1.1.2

## [1.1.2][] (2017-01-02)

* Add Ruby 2.4.0 to testing matrix and fix Ruby 2.4 deprecation warnings

Log message:
Add ruby-airbrussh version 1.1.1.

A replacement log formatter for SSHKit that makes Capistrano output much
easier on the eyes. Just add Airbrussh to your Capfile and enjoy concise,
useful log output that is easy to read.