Remove C linkage for memcached/types.h
Remove C linkage for memcached/types.h

Change-Id: I7e4b9fb659a3d3502c3291a152875145dd337640
Reviewed-on: http://review.couchbase.org/71332
Tested-by: buildbot <80754af91bfb6d1073585b046fe0a474ce868509@couchbase.com>
Reviewed-by: Daniel Owen <b3fc0e1a51f252986e60be7da121b74d3ac6845f@couchbase.com>

daverigby/memcached,couchbase/memcached,daverigby/memcached,couchbase/memcached,couchbase/memcached,daverigby/memcached,daverigby/memcached,daverigby/kv_engine,daverigby/kv_engine,couchbase/memcached,daverigby/kv_engine,daverigby/kv_engine