Finish half translation work.

code/core/config.go

@@ -1,33 +1,27 @@
 package core
 
 const (
-	//用户身份的cookie字段名
+	//authentication key of cookie
 	COOKIE_AUTH_KEY = "_ak"
 
-	//使用用户名密码给接口授权key
 	USERNAME_KEY = "_username"
 	PASSWORD_KEY = "_password"
 
-	//默认端口号
 	DEFAULT_SERVER_PORT = 6010
 
-	//数据库表前缀 tank30_表示当前应用版本是tank:3.0.x版，数据库结构发生变化必然是中型升级
+	//db table's prefix. tank30_ means current version is tank:3.0.x
 	TABLE_PREFIX = "tank30_"
 
-	//当前版本
 	VERSION = "3.0.0.beta1"
 )
 
 type Config interface {
-	//是否已经安装
 	Installed() bool
-	//启动端口
 	ServerPort() int
-	//获取mysql链接
+	//get the mysql url. eg. tank:tank123@tcp(127.0.0.1:3306)/tank?charset=utf8&parseTime=True&loc=Local
 	MysqlUrl() string
-
-	//文件存放路径
+	//files storage location.
 	MatterPath() string
-	//完成安装过程，主要是要将配置写入到文件中
+	//when installed by user. Write configs to tank.json
 	FinishInstall(mysqlPort int, mysqlHost string, mysqlSchema string, mysqlUsername string, mysqlPassword string)
 }