网关服务：Sip与Rtc互通，实现Web，Android，iOS，小程序，SIP座机，PSTN电话，手机互通。
shell installs the freeswitch installation package
1，Fix sip cann't login with sip:domain 2，Fix some bugs
First release for SRProxy Version: 1.0.0.1.20200827 1, Rtc to Sip 2, Sip to Rtc 3, Support Sip Proxy 4, Support IVR