Remove gubblebum blocky font

It makes the headings in the html docs kind of hard to read, and also
distributing the font file in this way has some awkward IP issues.

(Using the font for the npm logo graphical asset is fine, only
distributing the font file itself is problematic.)
Don't publish webfonts we don't have
v1.3.25
npm-registry-client@0.3.5
Merge https://github.com/npm/npm