Class	Description
	CancellationTokenSourceExtensions	Provides extension methods for the CancellationTokenSource class.
	CompletedTask	Provides static methods to create completed Task and TaskTResult instances.
	CoreTaskExtensions	Provides extension methods for efficiently creating Task continuations, with automatic handling of faulted and canceled antecedent tasks.
	DelayedTask	This class provides methods for creating Task instances that represent delays of a fixed duration or operations to wait on one or more other tasks to complete.
	ProgressT	Provides an IProgressT that invokes callbacks for each reported progress value.
	ProgressChangedEventArgsT	This class contains information for the ProgressChanged event.
	StreamExtensions	Provides extension methods for the Stream class.
	TaskBlocks	Provides methods for creating tasks which emulate the behavior of / without requiring the use of those keywords.
	TaskCompletionSourceExtensions	Extension methods for TaskCompletionSourceTResult.
	WebRequestExtensions	Provides extension methods for asynchronous operations on WebRequest objects.

	Interface	Description
	IAsyncDisposable	Provides a mechanism for asynchronously releasing unmanaged resources.