remove tmp file
more precise error handling
doc for mem file wrapper's write method
limit scope on these so it's safer to ditch them in upcoming netty releases where these will no longer be needed
code formatting: shorter lines and less lines
align
typo in todo
store binding charset as a Charset and open it's access the netty package, deprecate HttpConfig as it's not adding much value that netty doesn't already provide
make sure we are forwarding along the requested charset, where available, to the decoder. do away with the msg arg of start/continue as the first arg _is_ the msg now