+ - hide (with static) or rename many symbols that could possibly
+ cause conflicts with other libraries or perl
+ - Fix runaway cache problem for freetype1 font cache.
+ - Added version logging when log is started.
+
+0.40
+ - difference() wasn't setting an alpha channel when the input
+ image didn't have one
+ - improve crop() documentation, see
+ http://perlmonks.org/index.pl?lastnode_id=155767&node_id=155428
+ - handle the first "buggy giflib" test more portably. Previously
+ it used fork() which caused problems on systems that didn't have
+ a real fork().