For #1031, SRS forwarder support douyu.com.
For #1031, SRS forwarder support douyu.com.

ossrs/srs,winlinvip/srs,winlinvip/srs,ossrs/srs,winlinvip/srs,winlinvip/srs,ossrs/srs,ossrs/srs,winlinvip/simple-rtmp-server,winlinvip/srs,ossrs/srs,winlinvip/srs,ossrs/srs