Merge branch 'feature_student' into release/4.9.1.0

# Conflicts:
#	apps/product/models/detail.js
#	config/common.js
#	public/scss/common/_good.css

@@ -119,14 +119,14 @@ const getPlatForm = (req) => {
     if (isProduction) {
         yoho.http = 'https:';
     }
-    yoho.uid = uids && uids.length === 2 ? uids[1] : 8041246; // 8041246
+    yoho.uid = uids && uids.length === 2 ? uids[1] : ''; // 8041246
     yoho.uid = req.user.uid || yoho.uid || req.query.uid || '';
     yoho.isLogin = yoho.uid ? true : false;
     return co(function*() {
         let data = yield getUser(yoho.uid);
 
         yoho.isStudent = data.data && data.data.vip_info && data.data.vip_info.is_student ? true : false;
-        yoho.isStudent = false;
+        // yoho.isStudent = false;
         return yoho;
     })();