Since those aren't available yet, I've reverted his changes to make
selection and editor typein work.
When the new gtk is available, search for HAVE_GTK_BETTER_THAN_1_1_13
to see how to turn his changes back on (they are very worthwhile, we
just can't afford a regression while we wait for the new gtk).
git-svn-id: svn://10.0.0.236/trunk@18507 18797224-902f-48f8-a5cc-f745e15eee43