Make copy from heap to MyISAM / Aria killable.

Fixes LP#695006 converting HEAP to Aria" status do not respond to KILL QUERY

sql/sql_select.cc:
  Make copy from heap to MyISAM / Aria killable.

sql/sql_select.cc

@@ -11210,6 +11210,11 @@ create_internal_tmp_table_from_heap2(THD *thd, TABLE *table,
     DBUG_EXECUTE_IF("raise_error", write_err= HA_ERR_FOUND_DUPP_KEY ;);
     if (write_err)
       goto err;
+    if (thd->killed)
+    {
+      thd->send_kill_message();
+      goto err_killed;
+    }
   }
   /* copy row that filled HEAP table */
   if ((write_err=new_table.file->ha_write_row(table->record[0])))
@@ -11240,6 +11245,7 @@ create_internal_tmp_table_from_heap2(THD *thd, TABLE *table,
  err:
   DBUG_PRINT("error",("Got error: %d",write_err));
   table->file->print_error(write_err, MYF(0));
+err_killed:
   (void) table->file->ha_rnd_end();
   (void) new_table.file->close();
  err1: