fix user thumb

@@ -457,6 +457,10 @@ class YoLuckService extends global.yoho.BaseModel {
                 };
             }
 
+            if (userThumb.indexOf('?') > 0) {
+                userThumb = _.split(userThumb, '?')[0] + '?imageView2/2/w/70/h/70/q/60';
+            }
+
             return _.assign({userThumb}, result.data);
         } catch (e) {
             logger.error(e);