Windows: CellLength reported in octets

CellLength must be converted from WCHARs to BYTEs in the response
to the redirector.

Reviewed-on: http://gerrit.openafs.org/9105
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Jeffrey Altman <jaltman@your-file-system.com>
Tested-by: Jeffrey Altman <jaltman@your-file-system.com>
(cherry picked from commit 6373d01ca010aa687e6aa0c218d1379e57e60888)

Change-Id: I6ca27ff7306a50d78809ee26d0a2d1ad01167488
Reviewed-on: http://gerrit.openafs.org/9111
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Jeffrey Altman <jaltman@your-file-system.com>
Windows: Add Cell to FS Volume Information Label

Add the Cell name to the VolumeLabel field of the
FILE_FS_VOLUME_INFORMATION structure.  This permits "cell#volume" to be
displayed by cmd.exe's DIR command and other applications that call the
GetVolumeInformation() or GetVolumeInformationByHandle() Win32 APIs.

Reviewed-on: http://gerrit.openafs.org/9106
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Jeffrey Altman <jaltman@your-file-system.com>
Tested-by: Jeffrey Altman <jaltman@your-file-system.com>
(cherry picked from commit 4382c9902f28a99e2163c9fe583d3f4861e6043e)

Change-Id: Ie8c28d9096b7ae957a4ea4aee4133081f10b1172
Reviewed-on: http://gerrit.openafs.org/9112
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Jeffrey Altman <jaltman@your-file-system.com>