1.4.1 (2022-01-27):
* Add alpha-shapes algorithm (Loïc Bartoletti, Hugo Mercier)
* Fix build and tests for MSYS2/MinGW (Loïc Bartoletti)
* Modernize code (Loïc Bartoletti)
* Remove patches for Boost 1.60.0 (Loïc Bartoletti)
* Fix isPlane3d (#247, by fan fan)
* Fix ST_StraightSkeleton returns degenerate line segments. Add a new parameter `toleranceAbs` (Loïc Bartoletti)
* Add tests for issues #133 and #153 (Loïc Bartoletti)
* Add ccache, and improve CI (Loïc Bartoletti)