* Respond to Keep-Alive requests
* Add config option multievent
  - Default: false
  - If true, split POST body on each_line and process each line as an event
* Set event host field to remoteAddr
* Multievent functionality is achieved by using the line codec
Change default codec to "plain"

This matches other logstash input plugins
Add maxFormSize option

Sets the buffer size for forms POST/PUTed to jetty. The default is
200kb. Set to `-1` to disable.
Simplify scanning the POST/PUT body
Merge remote-tracking branch 'issue1/master'

Conflicts:
	http.rb

Resolves #1 - Keep-alive, "host" key for log event