Why not make merge function an exported one

[davyzhang]

I think this will the library more useful when people try to embed this library into their code

[dmulholl]

It's actually already set up as an executable front-end and a library back-end - here's a link to the library:

https://github.com/dmulholland/mp3lib

[davyzhang]

Thanks for these wonderful libs you've created, which help me a lot on my current project.

[dmulholl]

You're very welcome - great to hear you're finding them useful!