Ask freetype for font metrics

Font metrics from PDF font dictionary or builtin tables are only true
for one defined font. If that font is not available but gets subsituted,
we need other metrics. Else text looks ugly. The most honest source for
system font metrics is FreeType, so use it.
3 jobs from ask-freetype-for-glyph-widths in 4 minutes and 34 seconds (queued for 1 second)
Status Job ID Name Coverage
  Build
passed #26815
build

00:02:58

passed #26816
build_clang_libcpp

00:03:04

passed #26817
build_gcc_49

00:02:30