Fix BUG #1158
Update tag.c
Merge pull request #1159 from dreamsxin/bug_1158

Bug 1158
init http/client
Updated http/client.h
add some method for http\client
add send for http\client
Update http\client
Updated
Finsh phalcon
test
判断libcurl是否安装
add libcurl
use EXTRA_CFLAGS
Updated
Finsh http\client
Finsh Phalcon\Http\Client
Updated HttpClientTest.php
add TSRMLS_DC
add TSRMLS_DC