New package drmingw (release-based).
Merge pull request #389 from renatosilva/drmingw

New package drmingw (release-based)
opencsg: New package.
python3: Add patch from Frode Solheim

From the FS-UAE project:

http://eab.abime.net/showpost.php?p=991970&postcount=2
qscintilla: New package with python bindings.
mingw-w64-python-lhafile: new package
mingw-w64-python-cx_Freeze: new package
Merge pull request #391 from FrodeSolheim/mingw-w64-python-lhafile

mingw-w64-python-lhafile: new package
Merge pull request #392 from FrodeSolheim/mingw-w64-python-cx_Freeze

mingw-w64-python-cx_Freeze: new package
python3: Update last patch to not break MSVC builds. Add LIBPL to library dirs when build extensions.
python3: increase version.
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.