Using Gradle 1.11.
Specified the Gradle wrapper for NetBeans for this project.
Fixed a bug in SingleThreadedExecutor where waiting for termination might returned too early.
Added some tests for SingleThreadedExecutor and ThreadPoolTaskExecutor.
Reviewed the javadoc of SingleThreadedExecutor.
MonitorableTaskExecutorService now extends ContextAwareTaskExecutorService (this adds no new methods).
Reviewed the javadoc of TaskExecutorService.
Reviewed the javadoc of TaskExecutor.
Fixed imports.
Reviewed the javadoc of ThreadPoolTaskExecutor.
Added new utility methods to ExceptionHelper.
Javadoc fix in ExceptionHelper.
Added some convenience method to TaskExecutionException.
Removed false claim from the javadoc of ProxyListenerRegistry.
ListenerManager implementations now does not rethrow exceptions thrown by the listeners (logging them instead). A listener is considered to be a top level method such as a thread.
Added new convenience method to combine ListenerRef instances (stored in a collection).
Worked around deprecation warnings.
Fixed unnecessary import being included due to javadoc.
Fixed javadoc issues in AsyncImageDisplay.
StandardBasedSwingPropertySource now catches (and logs) exceptions as well.