first commit

common/globalkey/redisCacheKey.go

@@ -0,0 +1,9 @@
+package globalkey
+
+/**
+redis key except "model cache key"  in here,
+but "model cache key" in model
+*/
+
+// CacheUserTokenKey /** 用户登陆的token
+const CacheUserTokenKey = "user_token:%d"