add note for uv_read_start

add http parser document. and fix constnats [ci skip]

update readme [ci skip]

fix write2 proto docs [ci skip]

update readme [ci skip]

change idle cb parameters

add several docs [ci skip]

hmm... for now, add descriptions and parameters into source code. [ci skip]

too big

update readme

TODO: fix uv_spawn

add uv_loop_new

i don't have good solution for including php_sockets.h on windows box. for now comment out

now, uv_fs functions accepts php's stream, socket and fd

for now, add uv_walk function. but it does not work yet.

don't support uv_once.

add uv_fs_sendfile test case.

TODO: obtain file handle from php_uv resource.

for now, add uv_write2

Merge branch 'feature/dtrace-support'

adjust dtrace support

remove unused include line

dtrace just work on OSX box. Yay

prevent dead lock for fs_poll test case

use common function for tcp_connect

set no_separation = 1