libuv source analysis

• base
  • uv__io_t
  • uv_loop_t
  • uv_handle_t
  • uv_req_t
• handle
  • tcp io
  • pipe io
  • signal
  • timer
  • async
    • async functions
    • async filesystem
  • process
  • fs_event
  • prepare,check and idle
• auxiliary
  • queue
  • offsetof
  • thread
• test
  • test framework
• samples
  • socks5 proxy