Parse font-feature-settings for @font-face rules.
Parse font-weight & font-stretch properties for @font-face.
Implement @font-face 'font-family' property.
Define skeleton for parsing @font-face.
Fixes to decoding FcFontSets, still experiencing segfaults...
Final memory-safety fixes & expose public API.
Draft implicit-config versions of fontset APIs.
Refine memory management of FontSets (until I've enabled FcConfig code).
Get FontSet module compiling (need to review memory management responsibilities).