Adapt to the new version of the Skia API (#250)

Version 1.13

Fix CMake install paths (#231, #238)

Update CMakeLists to fully respect CMAKE_INSTALL_INCLUDEDIR (#231)

Fixed asymmetrical range interaction with scanline and winding reversal, default format in non-PNG build changed to BMP

Y-axis orientation rework, non-contiguous bitmap section

BMP format improvements including alpha support for MTSDF

Cubic curve distance optimization

Partial revert of cubic curve distance

Cubic curve distance improvement

Corner deconvergence polarity fix

Version 1.12.1

Minor installation adjustments #216

Fix MTSDF error correction call in CLI mode with -scanline enabled #219

Minor warning fixes