@robertwijas thank for the fix! Just one thing I've noted. With current implementation the result of `pod open --help` is looks like:

![2014-05-30_1737](https://cloud.githubusercontent.com/assets/217368/3131773/11cc7ed2-e808-11e3-9378-62c781c625c8.png)
*Note extra square brackets.*

Let's change this line to just `self.arguments = [['-a', :optional]]`.

![2014-05-30_1738](https://cloud.githubusercontent.com/assets/217368/3131780/22c14c68-e808-11e3-8795-108a529e75de.png)

Thanks!