gfio: start of proper end results data display

Incomplete, it's just a start.

Signed-off-by: Jens Axboe <axboe@kernel.dk>
diff --git a/client.c b/client.c
index b0ccad0..7267333 100644
--- a/client.c
+++ b/client.c
@@ -52,9 +52,10 @@
 
 static FLIST_HEAD(arg_list);
 
-static struct thread_stat client_ts;
-static struct group_run_stats client_gs;
-static int sum_stat_clients;
+struct thread_stat client_ts;
+struct group_run_stats client_gs;
+int sum_stat_clients;
+
 static int sum_stat_nr;
 
 #define FIO_CLIENT_HASH_BITS	7