MB-11370: Revert "pass nodefile arg and absolutize datapath..."

This reverts commit 832528279f278412037801e50a635c182b7f16ad.

Reverting it now unbreaks cluster_run on windows.

On windows we'll need to quote \ that are part of paths we're passing.

Change-Id: I61534cafd1e8ca2cd3cfc68d326e2e1dd4ef7687
Reviewed-on: http://review.couchbase.org/38071
Reviewed-by: Aliaksey Kandratsenka <alkondratenko@gmail.com>
Tested-by: Aliaksey Kandratsenka <alkondratenko@gmail.com>