[#74250862] * updated documentation on new delegate method which allow to perform additional actions right before iOS application suspension.
[#74250862] * updated documentation on new delegate method which allow to perform additional actions right before iOS application suspension.

640Labs/pubnub,640Labs/pubnub,opentable/pubnub,640Labs/pubnub,opentable/pubnub,jzucker2/objective-c,jzucker2/objective-c,opentable/pubnub,640Labs/pubnub