add demo.m3u8 and demo.html

@@ -351,6 +351,7 @@ mkdir -p ${SRS_OBJS}/nginx/html/live &&
 mkdir -p ${SRS_OBJS}/nginx/html/forward/live
 
 # generate default html pages for android.
+html_file=${SRS_OBJS}/nginx/html/live/demo.html && hls_stream=demo.m3u8 && write_nginx_html5
 html_file=${SRS_OBJS}/nginx/html/live/livestream.html && hls_stream=livestream.m3u8 && write_nginx_html5
 html_file=${SRS_OBJS}/nginx/html/live/livestream_ld.html && hls_stream=livestream_ld.m3u8 && write_nginx_html5
 html_file=${SRS_OBJS}/nginx/html/live/livestream_sd.html && hls_stream=livestream_sd.m3u8 && write_nginx_html5