Fix issue with htonll on Mac OS 10.10.
Fix issue with htonll on Mac OS 10.10.

libcouchbase implemented a workaround for this a few
versions ago, so lets use it.

Change-Id: Ifd4027bcd1fdaaa89e05b022c18d2d3edd0391eb
Reviewed-on: http://review.couchbase.org/55772
Reviewed-by: Mark Nunberg <dab05a0fe859c5cb93882b2a75a0d613501b07be@couchbase.com>
Tested-by: Brett Lawson <c8c4369773d7d7226e031f0c4af62e3f38a08510@gmail.com>

corbinu/couchnode,brett19/couchnode,couchbase/couchnode,corbinu/couchnode,couchbase/couchnode,couchbase/couchnode,couchbase/couchnode,brett19/couchnode,corbinu/couchnode,brett19/couchnode