lianxiang d43d7eaaf6 add message exercises		2018-08-23 18:09:15 +08:00
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Controller	add message exercises	2018-08-23 18:09:15 +08:00
Model	add message exercises	2018-08-23 18:09:15 +08:00
View	add message exercises	2018-08-23 18:09:15 +08:00