Add extra pixel vertical space between glyphs in texture; fixes artifacts in large point sizes of Nimbus Mono L, bold.
Add extra pixel vertical space between glyphs in texture; fixes artifacts in
large point sizes of Nimbus Mono L, bold.

--HG--
extra : convert_revision : svn%3A14d46d22-621c-0410-bb3d-6f67920f7d95/trunk%402407

infowantstobeseen/pyglet-darwincore,infowantstobeseen/pyglet-darwincore,infowantstobeseen/pyglet-darwincore,infowantstobeseen/pyglet-darwincore,infowantstobeseen/pyglet-darwincore