v1.0.5. Improvement.

- v1.0.5 February 12, 2011
	- Will now ignore zero-filled mac addresses and error if none are found
		- Thanks to [Uwe Klawitter](https://github.com/uklawitter) for [issue#1](https://github.com/bevry/getmac/issues/1)
	- Can now pass an optional object as the first argument to `getmac` that can contain `data` as a String to scan instead of executing the appropriate command to fetch the data
	- Dependency updates