implementation for addItemLoadedListener, addItemLoadedContextListener, removeItemLoadedListener; implementationWithout tests: removeItemLoadedListener, addBeforeItemLoadedListener, addBeforeItemLoadedContextListener, removeBeforeItemLoadedListener;
implementation for addItemLoadedListener, addItemLoadedContextListener, removeItemLoadedListener; implementationWithout tests: removeItemLoadedListener, addBeforeItemLoadedListener, addBeforeItemLoadedContextListener, removeBeforeItemLoadedListener;
fixed tests names for build server