Summary of changes: c0b3154... UPDATE FOR 6.4.1 (*) 1137336... ADD SOURCE (*) 357b526... NEW VERSION, GENERAL CLEAN-UP, WORKING LOCALES AND DOCS (*) 2cf3b76... MOVE SED CALLS BACK TO INSTALL SECTION (*) fbffd08... ADD LIBPNG API PATCH (*) (*) This commit already existed in another branch; no separate mail sent