Fixed issues:
* issue because of which client in certain situations may not call completion block
* copied library into demo projects
* updated library information (debug output in console)
Fixed issues:
* modified observation center to make sure that for required set of notifications it will send single channel (not array which can arrive from server)

Merge branch 'develop' into fix-t241

Conflicts:
	cocoa/HOWTO/ClientSidePresence/PubNubMacOSTestApplication/libs/PubNub/Core/PubNub.m
	cocoa/HOWTO/SimpleSubscribe/PubNubMacOSTestApplication/libs/PubNub/Core/PubNub.m
	cocoa/PubNubMacOSTestApplication/PubNubMacOSTestApplication/libs/PubNub/Core/PubNub.m
	iOS/HOWTO/APNSVideo/demo9/demo9/libs/PubNub/Core/PubNub.m
	iOS/HOWTO/CallsWithoutBlocks/CallsWithoutBlocks/libs/PubNub/Core/PubNub.m
	iOS/HOWTO/ClientSidePresence/PubNubDemo/libs/PubNub/Core/PubNub.m
	iOS/HOWTO/HelloWorld/pubnubDemoExample/libs/PubNub/Core/PubNub.m
	iOS/HOWTO/SimpleSubscribe/PubNubDemo/libs/PubNub/Core/PubNub.m
	iOS/HOWTO/ULSMethods/ULSMethods/libs/PubNub/Core/PubNub.m
	iOS/iPadDemoApp/pubnub/libs/PubNub/Core/PubNub.m
	iOS/tests/ConnectionIssues/pubnub/libs/PubNub/Core/PubNub.m
	iOS/tests/ConnectionIssues1/pubnub/libs/PubNub/Core/PubNub.m
	iOS/tests/ConnectionResume/pubnub/libs/PubNub/Core/PubNub.m
	iOS/tests/IdleTimeout/pubnub/libs/PubNub/Core/PubNub.m
	iOS/tests/JSONAbsent/pubnub/libs/PubNub/Core/PubNub.m
	iOS/tests/JSONPresent/pubnub/libs/PubNub/Core/PubNub.m
	iOS/tests/PubNubTestBackground/pubnub/libs/PubNub/Core/PubNub.m
	iOS/tests/PubNubTestBackgroundTime/pubnub/libs/PubNub/Core/PubNub.m
	iOS/tests/Subscription/pubnubBackground/libs/PubNub/Core/PubNub.m
	iOS/tests/ThreadBlocked/pubnub/libs/PubNub/Core/PubNub.m
	iOS/tests/iOSUnitTests/pubnub/libs/PubNub/Core/PubNub.m
	iOS/tests/pubnubBackground/pubnubBackground/libs/PubNub/Core/PubNub.m
* copied library into demo projects
* updated library information (debug output in console)
add Configuration test
add timeout
add timeout for message
Fixed issues:
* fixed issue with unsubscription w/o presence event generation
* copied library into demo projects
* updated library information (debug output in console)
Fixed issues:
* fixed timeout issue because of incompleted unsubscribe request
* copied library into demo projects
* updated library information (debug output in console)
Tweaks:
* adjusted formatted strings to remove warnings
* copied library into demo projects
* updated library information (debug output in console)
update conf. test
update
add channel limit
Fixed issues:
* fixed issues because of which 'unsibscribe' notification sent two times
* copied library into demo projects
* updated library information (debug output in console)
Merge branch 'fix-t241' into develop

Conflicts:
	iOS/tests/ConnectionIssues/pubnub/libs/PubNub/Misc/PNMacro.h
	iOS/tests/ConnectionIssues1/pubnub/libs/PubNub/Misc/PNMacro.h
	iOS/tests/ConnectionResume/pubnub/libs/PubNub/Misc/PNMacro.h
	iOS/tests/IdleTimeout/pubnub/libs/PubNub/Misc/PNMacro.h
	iOS/tests/JSONAbsent/pubnub/libs/PubNub/Misc/PNMacro.h
	iOS/tests/JSONPresent/pubnub/libs/PubNub/Misc/PNMacro.h
	iOS/tests/PubNubTestBackground/pubnub/libs/PubNub/Misc/PNMacro.h
	iOS/tests/PubNubTestBackgroundTime/pubnub/libs/PubNub/Misc/PNMacro.h
	iOS/tests/Subscription/pubnubBackground/libs/PubNub/Misc/PNMacro.h
	iOS/tests/ThreadBlocked/pubnub/libs/PubNub/Misc/PNMacro.h
	iOS/tests/iOSUnitTests/pubnub.xcodeproj/xcshareddata/xcschemes/pubnubTestsDebug.xcscheme
	iOS/tests/iOSUnitTests/pubnub/libs/PubNub/Misc/PNMacro.h
	iOS/tests/iOSUnitTests/pubnubTests/Configuration.m
	iOS/tests/pubnubBackground/pubnubBackground/libs/PubNub/Misc/PNMacro.h
* copied library into demo projects
* updated library information (debug output in console)