Assert-crashfix when header line was longer than our input buffer and MESSAGE_HEADER_PARSER_FLAG_CLEAN_ONELINE was used.
Assert-crashfix when header line was longer than our input buffer and
MESSAGE_HEADER_PARSER_FLAG_CLEAN_ONELINE was used.

--HG--
branch : HEAD

dscho/dovecot,dscho/dovecot,dscho/dovecot,dscho/dovecot,dscho/dovecot