'ImageTracer' v0.2 alpha (c) 2020-2021 SillyBits

This is a minimal port of ImageTracerJS v1.2.5 (https://github.com/jankovicsandras/imagetracerjs). Minimal in means of just the tracing code w/o any of the more advanced image and SVG options (like color quantization, blurring or SVG file output).