[typography] new commits pushed by r12a

The following commits were just pushed by r12a to https://github.com/w3c/typography:

* Update HOWTO.md
  by r12a
https://github.com/w3c/typography/commit/ba03e0ed4fe76ce2073ad9f31c5eaa79c1837030

Received on Wednesday, 14 February 2018 10:24:46 UTC