以降级到3.7.3为例：
cd /tmp
wget --no-check-certificate https://github.com/hq450/fancyss_history_package/raw/master/fancyss_arm/shadowsocks_3.[......]以降级到3.7.3为例：
cd /tmp
wget --no-check-certificate https://github.com/hq450/fancyss_history_package/raw/master/fancyss_arm/shadowsocks_3.[......]