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- LaTeX macros / environments
- builtins
- added macro \\providecommand (PR [250](../../pull/250), issue [247](../../issues/247))
- added math operators \\ll, \\gg, \\in, \\ni, \\mapsto
- added macros \\addtolength, \\newlength, \\setlength, \\settodepth, \\settoheight, \\settowidth
- package amsmath: added environments aligned, multline and multlined (PR [251](../../pull/251), issue [197](../../issues/197))
- package cleveref: added macros \\labelcref and \\labelcpageref
- package hyperref: added macros \\pdfbookmark, \\currentpdfbookmark, \\subpdfbookmark, \\belowpdfbookmark
- document classes KOMA-Script:
- move macro definitions into helper package koma-script (PR [228](../../pull/228))
- add macros \\extratitle, \\subtitle and \\subject (PR [228](../../pull/228))
- yalafi.mathparser: improve handling of nested display equation environments (PR [251](../../pull/251), issue [197](../../issues/197))
- improve codebase (remove relative imports, remove bare `except:`, add docstrings, refactor variable names, change space) (see PR [249](../../pull/249))