Windows: additional trace logging for afsredirlib

Windows: additional trace logging for afsredirlib

A large number of addition trace log entries were added
to assist in diagnosing problems in the dir entry processing.

Change-Id: I85cab4d66680eb5b9c00843c49c33a81acb18bc2
Reviewed-on: http://gerrit.openafs.org/5739
Reviewed-by: Rod Widdowson <rdw@steadingsoftware.com>
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Tested-by: Jeffrey Altman <jaltman@secure-endpoints.com>
Reviewed-by: Jeffrey Altman <jaltman@secure-endpoints.com>