more correct but results in a crappy outline on anything less than an
extraordinarily large font. The "draw the same text offset by one pixel in
each of the four directions" method results in much more readable results
with sensibly sized fonts.
git-svn-id: https://samskivert.googlecode.com/svn/trunk@626 6335cc39-0255-0410-8fd6-9bcaacd3b74c