Major features planned: (somewhat ordered)

- require/include HTTP URLs

- C++ API for external modules/plugins
  (Some sort of module build system?)

- Posgres module
  (http://www.postgresql.org/docs/8.1/static/libpq-async.html)

- Support AF_UNIX named pipes

- Signal handlers

- popen() (perhaps with bidirectional stream?)

- Internally replace getaddrinfo() with udns
  http://www.corpit.ru/mjt/udns.html
  JS resolver interface

- TLS

- UDP interface

- Socket pairs