player: add some Chinese channels

some are from http://forum.ubuntu.org.cn/viewtopic.php?f=74&t=353990
watch tv on http://mraandtux.github.io/tv/ and use chrome to parse the
network stream. foreign channels may not work, but many others may work,
e.g. http://94.242.221.141/hls/a-lo/streamXYZ.m3u8