I created three branches on my personal public org-mode repo on GitHub.

- ob-lua
- ob-php
- ob-redis

https://github.com/stardiviner/org-mode

Hope maintainer can merge those branches.

[stardiviner]           <Hack this world!>      GPG key ID: 47C32433
IRC(freeenode): stardiviner                     Twitter:  @numbchild
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Blog: http://stardiviner.github.io/