4.2: Small fixes, version updates

• Advertise server timeout setting through Keep-Alive response header
• Set X-Forwarded-Proto in forwarded request
• Make dumping of request and response body configurable
• Update to ceylon 1.2.2 and vertx 3.3.2
• Move whole app into a Verticle, in attempt to fix #9 using upstream issue recommendations.

Second release, most major features implemented

• separately configurable public and listen ports
• http to https upgrade for https-only virtualhosts
• optional password authentication with basic auth
• optional access group configuration to limit access to certain IP groups
• fix log filename to be based on matched hostname instead of target service hostname
• synchronize log writes to ensure logfile consistency
• improve reported status codes in error situations
• reject CONNECT method
• reject forward proxy requests

First release of new codebase

Used in production now, replacing my old java-jetty4-brazil based one from 2004 :)