- added missing net.Socket.localAddress and localPort property
- net.Server extends from events.EventEmitter instead of net.Socket
- added net.connect options property
- added undocumented overload of net.Socket.connect.
- added undocumented net.Server constructor, in order to enable "server instanceof net.Server".
- reworked async.d.ts
- modified tests to match strictly-typed `async.parallel`.