- remove some unsued comments
- remove reloadFriendList when xmpp receive presisten
+ application calc profile status (don’t use server)
+ add some notifications key in define
+ add user profile changed notification for update data in SMChat
+ change getHistoryMessages method: get history messages when first time open SMChat
+ change dateformatter flow in VCChat sort
+ fix some mini bugs in VCChat cellForRowAtIndexPath
+ add open chat when receive push notification (when app’s hidden & app’s close)
Merge remote-tracking branch 'origin/master'