Fix parseMultipartForm to accept unquoted strings
Fix parseMultipartForm to accept unquoted strings

Content-Disposition fields can be passed as an unquoted string in which case the current parser fails.
Parse escaped quote


simplification

gedaiu/vibe.d,etcimon/vibe.d,rejectedsoftware/vibe.d,Geod24/vibe.d,etcimon/vibe.d,chalucha/vibe.d,DBankov/vibe.d