Merge pull request #55 from nschloe/pypandoc

use pylatexenv parser

Merge pull request #54 from nschloe/flit

flit

Merge pull request #44 from nschloe/math-punctuation

Math punctuation

Merge pull request #37 from nschloe/version-bump

version bump

Merge pull request #35 from nschloe/more-input-files

More input files

Merge pull request #27 from nschloe/dollar-replace

Dollar replace

Merge pull request #25 from nschloe/no-underscore

No underscore

Merge pull request #24 from nschloe/si-percentage

siunitx percentage

Merge pull request #23 from nschloe/percentage

don't match escaped comment signs

Merge pull request #20 from nschloe/keep-comments

Keep comments