Hi Tinitus,
that is a big file to go through in order to find a mistake.
You have to copy the whole folder /etc from the repository to your device.
Can I use your mpd package on a normal Arch Linux installation?
Yes, should be no problem.
What do I need to do in order to configure it with pipe out and what do I need to do in order to configure it with pipe out?
Install my package and add this to your mpd.conf
audio_output {
type "pipe"
name "your pipe name"
command "your program to call"
}
Change the name and the program to your needs.
Frank