These font were accidentally left out, because
their name conflicted with Hb, Hi and Hx fonts
on case-insensitive file systems. These fonts
were later renamed to longer names.
Fixes#84.
Change-Id: Ia0631f270a8cee6bee4337c4557837bba1a405ab
Reviewed-on: https://plan9port-review.googlesource.com/2900
Reviewed-by: Russ Cox <rsc@swtch.com>