handle chunked parts across multiple reads fixes https://redmine.lighttpd.net/issues/2554 where Happstack performs multiple writes to send HTTP chunked header, HTTP chunked body, and CRLF ending HTTP chunked body supercedes https://github.com/lighttpd/weighttp/pull/8 handle additional chunked case of split CR and LF reference https://github.com/lighttpd/weighttp/pull/9/files#r52358620 thx stbuehler detect CR not followed by LF (error) handle NIL in chunked stream (should not occur in HTTP headers or chunked header, but could occur in chunked body) x-ref: "weighttp closing connection too early(?)" https://redmine.lighttpd.net/issues/2554 github: closes #8, closes #9