- public / private key logging (to test compatibililty with JS finder)
Move UUID generator to SDK. Made modifications in the HOPIdentity and HOPIdentityLookup classes for rolodex download and identity lookup.
Renamed misleading name of the method for starting std output.
Removed unused classes. Optimised method for placing a call. Updated comments.
- Push messaging - core API exposed to push
https://github.com/openpeer/opios-production/issues/29
Renamed typedef enums. Type names changed from plural to singular.
- Push messaging - expand caching to support binary messages
https://github.com/openpeer/opios-production/issues/65
- Push messaging - stack API exposed to core
https://github.com/openpeer/opios-production/issues/68
- Push messaging - stack API exposed to core
https://github.com/openpeer/opios-production/issues/68
Added change to retry settings download in case of timeout.
Merge branch '20140401-dev-stable' into 20140401-SDK-update
Merge commit '04320d50a8c96be38f5b5d788da3ed59bc2e7bec' into feature-20140505-no-connection-fix

Conflicts:
	Samples/OpenPeerSampleApp/OpenPeerSampleApp.xcodeproj/project.pbxproj
	Samples/OpenPeerSampleApp/OpenPeerSampleApp/LoginManager.m
	Samples/OpenPeerSampleApp/OpenPeerSampleApp/MessageManager.m
	Samples/OpenPeerSampleApp/OpenPeerSampleApp/OpenPeer.m
	Samples/OpenPeerSampleApp/OpenPeerSampleApp/SessionManager.m
	openpeer-ios-sdk/source/HOPCall.mm

Fixed error when messages are not delivered after return from background.