IMPORT FROM EMAIL WORKS.

Used notifications.
Merge branch 'master' of https://github.com/zhihaoli/QuizmTeach

Conflicts:
	QuizmTeach-master/QuizApp2/AppDelegate.h
	QuizmTeach-master/QuizApp2/AppDelegate.m
Merge branch 'master' of https://github.com/zhihaoli/QuizmTeach