Log Message:
Import audio/mpdas, version 0.3.0, into the NetBSD Packages Collection.

mpdas is an AudioScrobbler client for MPD written in C++. It uses libcurl and
libmpd.
It supports the latest AudioScrobbler protocol (2.0).
In case of a downtime or connectivity problems, mpdas will cache the played
songs to ~/.mpdascache.

Features:
- Sets now-playing status
- Scrobbling (obviously)
- Caching
- Config files
- User switching