timetable insert to database; abbre matching v1
Merge dev into dev_xue
test
class User.php
login controller added;
index page form submit destination changed to login controller;
user model slightly modified;
login controller updated.
index page updated
_login page comment added
_login page updated
_login page updated
logout page added
correct page to be redirected to
relief index page adjusted to display testing information properly;
teacher detail php file updated, waiting for Guyu's SQL function;
teacher detail php file updated, waiting for Guyu's SQL function;
getTeacherOnLeave, getTeacherDetail, insertTimetableDB
temp
Syntax error on session variable name fixed
Adjusted login error handling
Final revision
getLessonsToday