服务器（中国有3个！China是分组信息）：
"dota_region_automatic"   "Automatic"
"dota_region_us_west"   "US West"
"dota_region_us_east"   "US East"
"dota_region_europe"   "Europe"
"dota_region_hong_kong"   "Hong Kong"
"dota_region_singapore"   "Singapore"
"dota_region_shanghai"   "Shanghai"
"dota_region_beijing"   "Beijing"
"dota_matchgroup_na"   "North America"
"dota_matchgroup_sa"   "South America"
"dota_matchgroup_as"   "China"
"dota_matchgroup_eu"   "Europe"