[mingw-libjpeg-turbo/f19] (3 commits) ...Update to 1.3.1

[Erik van Pienbroek]

Summary of changes:

  ec88fc9... - Rebuilt for https://fedoraproject.org/wiki/Fedora_20_Mass (*)
  8f8b580... Update to 1.3.0 and make jconfig.h more autoconf friendly (*)
  4dc43ce... Update to 1.3.1 (*)

(*) This commit already existed in another branch; no separate mail sent