up uid -> mid

recommend-server-service/src/main/java/com/tzld/piaoquan/recommend/server/remote/FeatureRemoteService.java

@@ -31,11 +31,11 @@ public class FeatureRemoteService {
     private FeatureClient client;
 
     // 有性能问题再增加localCache
-    public UserFeature getUserFeature(String uid) {
-        if (StringUtils.isBlank(uid)) {
+    public UserFeature getUserFeature(String mid) {
+        if (StringUtils.isBlank(mid)) {
             return null;
         }
-        UserFeatureProto proto = client.getUserFeature(uid);
+        UserFeatureProto proto = client.getUserFeature(mid);
         return convert(proto);
     }