Initialize
Don't forget to write some tests
Restructure code and add some comments

Most of them are modified version of the official documentation.
renamed mpdclient.go to connection.go
Added binding for mpd_connection_get_server_version
Added somewhat unnecessary bindings for settings.h
go fmt
no, we don't have to free this
bindings for mixer.h
bindings for password.h
use uint as parameter in SetVolume func
more useful error messages
Update README
add bindings for player.h
Use iota for Status.State

Example:

if status.State == mpdclient.Playing {
	fmt.Println("mpd is currently playing a song.")
}
unkown is also a possible PlayState
typo