Merge branch 'feature/message_1008' of http://git.dayaedu.com/yonge/cooleshow into develop-new

# Conflicts:
#	cooleshow-user/user-biz/src/main/java/com/yonge/cooleshow/biz/dal/service/impl/StudentServiceImpl.java

cooleshow-user/user-biz/src/main/java/com/yonge/cooleshow/biz/dal/service/impl/StudentServiceImpl.java

@@ -679,6 +679,8 @@ public class StudentServiceImpl extends ServiceImpl<StudentDao, Student> impleme
                 studentIds.add(student.getUserId());
                 imUserFriendService.saveUserFriend(teacher.getUserId(), studentIds);
             }
+
+            sendStudentTenantChange(student,newTenantId);
         }
 
         // 加入机构小组群