teach rdoc to not process binary .rbo files because he's too dumb
--- MacRuby/trunk/lib/rdoc/rdoc.rb 2009-10-22 00:30:24 UTC (rev 2880)
+++ MacRuby/trunk/lib/rdoc/rdoc.rb 2009-10-22 00:36:39 UTC (rev 2881)
@@ -152,6 +152,7 @@
stat = File.stat(rel_file_name)
case type = stat.ftype
when "file"
+ next if rel_file_name[-4..-1] == '.rbo'
next if @last_created and stat.mtime < @last_created
if force_doc or ::RDoc::Parser.can_parse(rel_file_name) then