Merge pull request alibaba#1543 from lianglli/master

Update some files for release tengine-2.3.3.

Merge pull request alibaba#1360 from wangfakang/master

Bugfix: maybe caused traffic uneven when some peers are unavailable.

Merge pull request alibaba#1299 from jinjiu/master

Add new variables: $ssl_handshake_time and $ssl_handshake_time_msec and fix handshake time bug.

Merge pull request alibaba#1219 from wangfakang/master

Update some files for release 2.3.0 version.

Merge pull request alibaba#1121 from chobits/2.2.2

updated Changes for v2.2.3

Merge pull request alibaba#1002 from mrpre/master

Add restrain for ngx_no_ssl_init

Merge pull request alibaba#949 from wangfakang/master

fix pipe variable 'ccf' set but not used

Merge pull request alibaba#827 from chobits/master

Fixed config parsing of the last try_files parameter.

bugfixed: variable 'hc' set but not used.

1. compile lua api of ngx_http_dyups_module in with '--enable-mods-st…

…atic=all'

2. passed testcases