Merge mysql.com:/M41/bug16730-4.1 into mysql.com:/M41/merge-4.1

mysql-test/t/ctype_ucs.test

@@ -422,7 +422,9 @@ drop table t1;
 #
 # Bug #14583 Bug on query using a LIKE on indexed field with ucs2_bin collation
 #
+--disable_warnings
 create table t1(f1 varchar(5) CHARACTER SET ucs2 COLLATE ucs2_bin NOT NULL) engine=InnoDB;
+--enable_warnings
 insert into t1 values('a');
 create index t1f1 on t1(f1);
 select f1 from t1 where f1 like 'a%';