the utility program ttf2svg crashes when converting fonts from Font Freak
(ie http://www.fontfreak.com/fonts/a/Anagram.zip). It seems that during the decoding step of the Os2 table that some fields are optionals and depend on the version of the table (I took the information from FreeType2 web site
I attached a patch which take care of the version of the table.
I used version 1.8pre but the bug is also present in SVN.