Tracking release for LaTeXML 0.8.8

This release tracks the new version 0.8.8 of LaTeXML, and the associated ar5iv-css at version 0.7.9.

This tag, and the corresponding 2402.29 release on Dockerhub, should be able to closely reproduce the state of ar5iv HTML that will be available live in April 2024 at https://ar5iv.labs.arxiv.org/

Tracking release for LaTeXML 0.8.7

This release tracks the new version 0.8.7 of LaTeXML, and the associated ar5iv-css at version 0.7.6.

This tag, and the corresponding 2301.01 release on Dockerhub, should be able to closely reproduce the state of ar5iv HTML that is available live in January 2023 at https://ar5iv.labs.arxiv.org/