Async variant of Commit(IDataAccessAdapter). Commits this unit of work. It will first add all entities in the added collections to the correct bins, then it will start by first inserting all new entities, then saving all updates and then performing the deletes.

public Task<int> CommitAsync(
	IDataAccessAdapter adapterToUse,
	CancellationToken cancellationToken
)

Public Function CommitAsync ( 
	adapterToUse As IDataAccessAdapter,
	cancellationToken As CancellationToken
) As Task(Of Integer)