18.1.7
- Updated Mesa3D to 18.1.7.
Build script
- Mesa3D build finally works with parallel dual Python. Python 2.7.x exclusive for Scons and Python 3.5.x+ exclusive for Meson.
Build environment updates
- Visual Studio 15.7.6 -> 15.8.1;
- setuptools 40.0.0 -> 40.2.0.