small chang
Merge branch 'master' of http://github.com/tongjiapp/iOS

message viewcontroller
Merge branch 'JACKYU'
fix some bugs
modify product detail
Merge branch 'master' of http://github.com/tongjiapp/iOS

Conflicts:
	Pods/Pods.xcodeproj/project.pbxproj
forget
修改提建议页面软键盘的隐藏
add limits
Merge branch 'master' of http://github.com/tongjiapp/iOS

keyboard
identify
buy and exchange min value changed
fix record and review view refresh bugs
order view state
order, server view shell and resfresh bugs
change buy logical errors
menu logout view changed
支付宝支付接口设置成功
余嘉佳刚更新
buy view changed