Stefan, you might find this thread interesting
https://www.reddit.com/r/emacs/comments/2tt9ml/wanted_php_mode_maintainer/ -
seems that the current maintainer is worried he won't be able to take care
of the legal stuff needed to assign the copyright to the FSF (~60
contributors). Maybe you can offer some advice of the subject.

On 14 May 2015 at 00:35, Bozhidar Batsov <bozhidar@batsov.com> wrote:

> And php-mode is looking for maintainers. Guess the current maintainers
> would be willing for the Emacs dev team to take over this package.
>
> On 13 May 2015 at 15:35, Stefan Monnier <monnier@iro.umontreal.ca> wrote:
>
>> On a related note, I'd love to have a php-mode in GNU ELPA or bundled
>> in Emacs.
>>
>>
>>         Stefan
>>
>>
>