[x] Latin/ASCII cover 52 chars - it seems to be very natural expectation.
[x] Embed last-resort blank font into wavefont to avoid CSS fallback. faster to have sync fallback and build wavefont upon it.
[x] WGHT and WDTH are useful as separate properties. Unlike tracking, WDTH stabilizes advance width as absolute value, so weight can safely be changed within the allocated stride.
[x] char should be left-aligned within width, not center-aligned.
[x] Map axes to standardized names - SOFT.
[x] ~~pass fontbakery tests #14 ~~
[x] +-10 y-shift accents #19
[x] expose meaningful JS API
[x] ~~demo with painter #27 ~~
[x] Limit weight to 400 (no sense to have it too big, besides that's standard value for Google Fonts).
Embed last-resort blank font into wavefont to avoid CSS fallback.faster to have sync fallback and build wavefont upon it.