Add app icon and launch image
More proper notification text
Handle notification when app is open
-fix infoSessions’s information is not cleared when user deleted related info session in myinfo
-fix bug: when note cell is editing and addToMyInfo button is tapped, crash.
Minor improvement

-When use UIRefreshControl to reload data, do not clear infoSessions
data
-Fix bugs: when enter background, accidently save to my info
automatically.