Full round of checkstyle fixes.

Change-Id: I841e75d9d2b5f7d1bc7455d35bcb52eee3ca93dd
Reviewed-on: http://review.couchbase.org/24156
Reviewed-by: Michael Nitschinger <michael.nitschinger@couchbase.com>
Tested-by: Michael Nitschinger <michael.nitschinger@couchbase.com>