Include CTest instead of enabling testing
Include CTest instead of enabling testing

By including CTest this allows valgrind to run via ctest as
otherwise ctest can't find "DartConfiguration.tcl".

Change-Id: I8a5cae33abc6d1dd5bea275297a482e0468389e2
Reviewed-on: http://review.couchbase.org/66310
Tested-by: buildbot <80754af91bfb6d1073585b046fe0a474ce868509@couchbase.com>
Reviewed-by: Will Gardner <cbd6f5d9092d9ef7d5c0510d53bba134b22c02f2@couchbase.com>

Chippiewill/phosphor,Chippiewill/phosphor