urwvn-ttf

This is an update of the urwvn-ttf fonts.

Changes

fixed name inconsistency;
in previous version sometimes the accents are cut off due to wrong font metrics; this version has the font metrics corrected;
added hints by ttfautohint, which improves font rendering very much, especially at low resolution;
added 2 fonts that were not included in vntex due the license restrictions: VnGaramond & VnURWClassico (aka Optima)