- implement json http module for accessing stats
  * memory stats (shared bufs num/bytes, private pools
  * global (connections, IO bytes, bw)
  * live (stream name, flags, clients, bytes, bw, drops)

- add global & per-room in/out byte counters

- add per-client audio/video bias

- write complete WIKI docs

- rename netcall to upstream

- add support for flv file streaming 
  (NGINX supports streaming flvs via HTTP
  out-of-the-box with nginx-http-flv-module module)