[Android] Remove gamepad feature, because Google

[Edward Wang]

Hi Geoffrey,

2015-03-02 5:36 GMT-08:00 Geoffrey Métais <git at videolan.org>:
> vlc-ports/android | branch: master | Geoffrey Métais <geoffrey.metais at gmail.com> | Mon Mar  2 14:35:46 2015 +0100| [1ac163fbd60f0457f1e62bcc252667831f178ae3] | committer: Geoffrey Métais
>
> Remove gamepad feature, because Google

Just for curiosity, would it be possible to elaborate a bit more?

Thanks,
Edward