feat: Application-wide logger

Modules/include/EventMessageAggregator.h

Modules/include/UserInputValidator.h

Modules/src/InvalidityTracer.cc

Modules/src/ScriptedInitialisationHandler.cc

Modules/src/StatusAggregator.cc

include/Application.h

include/ApplicationCore.h

include/ApplicationModule.h

include/CircularDependencyDetector.h

include/EntityOwner.h

include/Logger.h

include/TestableMode.h

include/VariableNetworkNode.h

src/Application.cc

src/ApplicationModule.cc

src/CircularDependencyDetector.cc

src/ConnectionMaker.cc

src/DebugPrintAccessorDecorator.cc

src/DeviceManager.cc

src/EntityOwner.cc