KAA-130: Started migration from Boost features to STL features in Kaa C++ SDK
KAA-130: Refactored Configuration unit to support new STL features
KAA-130: Refactored Event unit to support new STL features
KAA-130: Refactored Logging unit to support new STL features
KAA-130: Refactored Profile unit to support new STL features
KAA-130: Refactored Channel management unit to support new STL features
KAA-130: Removed usage of boost cstdint
KAA-130: Removed usage of boost::signals2 in Kaa C++ SDK
KAA-130: Fixed unit test build
Merge branch 'master' into feature/kaa_130
KAA-130: Fixed Kaa C++ unit tests. Removed boost cstdint
KAA-103: Added macro for default channel implementations
KAA-103: Configuration feature become optional at compile time for Kaa C++ SDK
KAA-130: Added log level macro for Kaa C++ SDK
KAA-103: Logging feature become optional at compile time for Kaa C++ SDK
KAA-130: Removed unnecessary header
Merge branch 'master' into feature/kaa_130

Conflicts:
	client/client-multi/client-cpp/kaa/notification/NotificationManager.hpp
	client/client-multi/client-cpp/test/impl/notification/NotificationManagerTest.cpp
KAA-130: Updated Notification manager to support new signal feature
KAA-130: Notification feature become optional at compile time for Kaa C++ SDK
KAA-130: Event feature become optional at compile time for Kaa C++ SDK