tengine 增加ngx_http_cache_purge_module 模块

    wget http://labs.frickle.com/files/ngx_cache_purge-2.1.tar.gz
    tar zxvf ngx_cache_purge-2.1.tar.gz
    --add-module=../ngx_cache_purge-2.1

./configure --prefix=/apps/tengine-2.1.0 
--user=www --group=www 
--with-pcre=/data/tengin安装包/pcre-8.38 
--with-openssl=/data/tengin安装包/openssl-1.0.2j 
--with-jemalloc=/data/tengin安装包/jemalloc-3.6.0 
--with-http_realip_module 
--with-http_concat_module 
--with-zlib=/data/tengin安装包/zlib-1.2.8 
--add-module=/data/tengin安装包/ngx_cache_purge-2.1