tectonic 0.15.0

A modernized, complete, embeddable TeX/LaTeX engine. Tectonic is forked from the XeTeX extension to the classic “Web2C” implementation of TeX and uses the TeXLive distribution of support files.
Documentation
[submodule "reference_sources"]
	path = reference_sources
	url = https://github.com/tectonic-typesetting/tectonic-staging
[submodule "crates/bridge_harfbuzz/harfbuzz"]
	path = crates/bridge_harfbuzz/harfbuzz
	url = https://github.com/harfbuzz/harfbuzz.git