Changes to remove hardcoding of the User and Password.

Change-Id: Id2d2348e42114981118635ab32591b0e9adbb316
Reviewed-on: http://review.couchbase.org/24661
Tested-by: Deepti Dawar <deepti.dawar@globallogic.com>
Reviewed-by: Michael Nitschinger <michael.nitschinger@couchbase.com>