Remove last traces of HAVE_NDBCLUSTER_DB define - it has not had an effect in...

Remove last traces of HAVE_NDBCLUSTER_DB define - it has not had an effect in a long time and is just confusing.
At the same time backport the removal of OPT_NDB_CONNECTSTRING and OPT_NDBCLUSTER values from "enum options_client"

client/client_priv.h

@@ -50,9 +50,6 @@ enum options_client
   OPT_OPEN_FILES_LIMIT, OPT_SET_CHARSET, OPT_SERVER_ARG,
   OPT_STOP_POSITION, OPT_START_DATETIME, OPT_STOP_DATETIME,
   OPT_SIGINT_IGNORE, OPT_HEXBLOB, OPT_ORDER_BY_PRIMARY, OPT_COUNT,
-#ifdef HAVE_NDBCLUSTER_DB
-  OPT_NDBCLUSTER, OPT_NDB_CONNECTSTRING,
-#endif
   OPT_TRIGGERS,
   OPT_MYSQL_ONLY_PRINT,
   OPT_MYSQL_LOCK_DIRECTORY,

include/my_global.h

@@ -1476,7 +1476,6 @@ static inline double rint(double x)
 
 #undef HAVE_OPENSSL
 #undef HAVE_SMEM				/* No shared memory */
-#undef HAVE_NDBCLUSTER_DB /* No NDB cluster */
 
 #endif /* EMBEDDED_LIBRARY */
 

include/mysql_embed.h

@@ -25,7 +25,6 @@
 
 #undef HAVE_DLOPEN				/* No udf functions */
 #undef HAVE_SMEM				/* No shared memory */
-#undef HAVE_NDBCLUSTER_DB /* No NDB cluster */
 
 #endif /* EMBEDDED_LIBRARY */
 #endif /* MYSQL_EMBED_INCLUDED */

sql/ha_ndbcluster_cond.cc

@@ -1472,4 +1472,4 @@ int ha_ndbcluster_cond::generate_scan_filter_from_key(NdbScanOperation *op,
   DBUG_RETURN(0);
 }
 
-#endif /* HAVE_NDBCLUSTER_DB */
+#endif