mingw-w64 runtime update.
binutils-git: Update to git SHA[4ff5ed1]. Add patch for bigobj file format.
libassuan: Update to 2.2.0
gpgme: Update to 1.5.3
ffmpeg: Update to 2.5.1
python-setuptools: Update to 8.0.4
openscad: WIP packages.
harfbuzz: Update to 0.9.37
cmake: Update to 3.1.0
librsvg: update to version 2.40.6
Merge pull request #393 from nacho/wip/librsvg2.40.6

librsvg: update to version 2.40.6
gedit: update to 3.14.2
Merge pull request #394 from nacho/wip/gedit3.14.2

gedit: update to 3.14.2