Use blocked algorithm as the default one

compute/zgetrf.c

@@ -24,6 +24,7 @@
  * @precisions normal z -> s d c
  *
  */
+#include "chameleon/constants.h"
 #include "control/common.h"
 
 /**
@@ -62,7 +63,7 @@ CHAMELEON_zgetrf_WS_Alloc( const CHAM_desc_t *A )
     }
 
     ws = calloc( 1, sizeof( struct chameleon_pzgetrf_s ) );
-    ws->alg = ChamGetrfNoPiv;
+    ws->alg = ChamGetrfPPiv;
     ws->ib  = CHAMELEON_IB;
 
     {