Update to Wine 1.9.13. This includes the following changes:

• More Shader Model 5 support in Direct3D.
• Unicode data updated to Unicode 9.0.0.
• Improvements to GDI paths and metafiles.
• More progress towards the Direct3D command stream.
• Various bug fixes.

This now uses a new version of the Gecko engine based on Firefox 47,
and accordingly the wine-gecko-devel port is updated to version 2.44
to 2.47.