SDL_image 2.0.5 PRERELEASE

SDL_image 2.0.5 is now available as a PRERELEASE build!
http://www.libsdl.org/tmp/SDL_image/

In addition to minor bug fixes, it includes these changes:

  • Updated external libraries libpng-1.6.32, libwebp-1.0.2
  • Fixed a number of security issues:
    TALOS-2019-0820
    TALOS-2019-0821
    TALOS-2019-0841
    TALOS-2019-0842
    TALOS-2019-0843
    TALOS-2019-0844
  • Ported SDL_image to emscripten