libretro-gambatte-0~20170829.f020a1f-bp151.2.15

- Update to version 0~20170829.f020a1f:
  + No useful changelog provided by upstream.

- Adapt to changes in gnome-games-3.23.90
  + Replace gambate_libretro.info by gambate.libretro
  + Install files in $(libdir)/libretro/ instead of
    $(libdir)/retro-1.0/plugins/

- Description update

- Initial package, version 0~20160907.d5af1d7 (no proper versioning
  done by upstream).