text reflow in the core

wget http://www.megacz.com/tmp/ibex.jar
wget http://www.megacz.com/tmp/main.t
java -jar ibex.jar .

Code is in darcs, plus the experimental patch that I proposed (but did
not commit).

It's slow because of the time required to blit (already-rasterized)
font glyphs.  I'll look into this tomorrow.  To see how fast it is
without that slowdown, comment out Box.java:540-541.

  - a

-- 
"It's lucky," he added, after a pause, "that there are such a lot of
islands in the world.  I almost envy you, Mr. Watson."

                                                   -- Mustapha Mond