delete-trailing-whitespace

Change-Id: I742c825213e5671ebb2ebbb8a584c321e92b60ba
Reviewed-on: http://review.couchbase.org/29643
Tested-by: buildbot <build@couchbase.com>
Reviewed-by: Volker Mische <volker.mische@gmail.com>
Reviewed-by: Filipe David Borba Manana <fdmanana@gmail.com>
Tested-by: Filipe David Borba Manana <fdmanana@gmail.com>