Remove unused classes
Fix some file handler bugs
Fix bug in buffering stream sink conduit
Fix BufferingStreamSinkConduit.transferFrom
Remove depricated options
Add mime mapping support to the FileHandler
Simplfy processWrite()
Change to using a TreeMap for headers
Fix lowercase bug in the parser generator
Add ability to configure a file cache
Don't use a push back channel, instead just attach any left over bytes to the connection

This prevents copying in the pipelined case
Remove case sensitivity from the state machine
Simplify a bit of the parser
Only use the pipelining buffer when it is actually needed

Also refactor the transfer encoding so it is no longer nessesary
to setup the handler, as it is required for every http connection
Fix minor performance issue
Fix accidental change to response conduit
Don't allocate big deques in the header map
Run non-blocking tasks in a loop
Change header map to use less memory
Use IdentityHashMap for attachments