release note...
Merge pull request #639 from pmiossec/batch_size_option

Expose a BatchSize option...
Better error management and messages
Refactored the workspace.Delete() action into a TryToDeleteWorkspace method.

Includes alternate Retry.Do() values of 5 second delay between tries to help with busy TFS servers.
Merge pull request #657 from JenasysDesign/f-TryToDeleteWorkspaceAgain

Add TryToDeleteWorkspace method for reliability
Being able to clone TFS path "$/"