Remove pillowfight from NMakefile

Change-Id: I385e0315b4d5b5c3669b6a856bbab5cc11077cbe
Reviewed-on: http://review.couchbase.org/29205
Reviewed-by: Trond Norbye <trond.norbye@gmail.com>
Tested-by: Trond Norbye <trond.norbye@gmail.com>