Tokutek/mysql56#71 run mysql suite tokudb without tokudb as the default storage engine

mysql-test/suite/tokudb.bugs/r/2970.result

+set default_storage_engine='tokudb';
 drop table if exists t2970;
 Warnings:
 Note	1051	Unknown table 't2970'

mysql-test/suite/tokudb.bugs/r/tokudb_drop_part_table_668.result

-create table tc (a int, b int, c int, primary key(a), key(b)) partition by hash(a) partitions 2;
+create table tc (a int, b int, c int, primary key(a), key(b)) engine=tokudb partition by hash(a) partitions 2;
 select dictionary_name from information_schema.tokudb_file_map;
 dictionary_name
 ./test/ta#P#p0-key-b

mysql-test/suite/tokudb.bugs/r/tokudb_drop_simple_table_668.result

+set default_storage_engine='tokudb';
 create table tc (id int, x int, primary key(id), key(x));
 select dictionary_name from information_schema.tokudb_file_map;
 dictionary_name