Tokutek/mariadb-5.5#71 run part_index_scan on mariadb

mysql-test/suite/tokudb.bugs/t/part_index_scan.test

 # verify that index scans on parititions are not slow
 # due to tokudb bulk fetch not being used
 source include/have_tokudb.inc;
+source include/have_partition.inc;
 set default_storage_engine='tokudb';
 disable_warnings;
 drop table if exists t,t1,t2,t3;