Marshal.from_bytes -> Marshal.from_string for 4.01 compat.
Marshal.from_bytes -> Marshal.from_string for 4.01 compat.

mfp/lwt,rgrinberg/lwt,rgrinberg/lwt,c-cube/lwt,mfp/lwt,rgrinberg/lwt,rneswold/lwt,c-cube/lwt,ocsigen/lwt,fdopen/lwt,rneswold/lwt,rgrinberg/lwt,c-cube/lwt,ocsigen/lwt,fdopen/lwt,rneswold/lwt,ocsigen/lwt