[BUGFIX] minor fix header value regex
[BUGFIX] minor fix header value regex

increased interoperability to match CRLF as well as LF regardless of
system.

flaw in f668f92

bluec/n98-magerun,kojiromike/n98-magerun,chadbean/n98-magerun,bluec/n98-magerun,TriplesenseReply/n98-magerun,chadbean/n98-magerun,pocallaghan/n98-magerun,therouv/n98-magerun,adam-paterson/n98-magerun,EmPeWe/n98-magerun,tkn98/n98-magerun,chadbean/n98-magerun,tkn98/n98-magerun,twslade/n98-magerun,EmPeWe/n98-magerun,tkn98/n98-magerun,therouv/n98-magerun,twslade/n98-magerun,TriplesenseReply/n98-magerun,kojiromike/n98-magerun,kojiromike/n98-magerun,adam-paterson/n98-magerun,twslade/n98-magerun,bluec/n98-magerun,pocallaghan/n98-magerun,EmPeWe/n98-magerun,TriplesenseReply/n98-magerun,adam-paterson/n98-magerun,pocallaghan/n98-magerun