configure.ac: parallel-tests is not such a good option ...

configure.ac

@@ -18,7 +18,7 @@ AC_INIT([StarPU],0.2.901, [http://runtime.bordeaux.inria.fr/StarPU/], starpu)
 AC_CONFIG_SRCDIR(include/starpu.h)
 AC_CONFIG_AUX_DIR([build-aux])
 AC_CANONICAL_SYSTEM
-AM_INIT_AUTOMAKE([-Wall -Werror foreign parallel-tests color-tests])
+AM_INIT_AUTOMAKE([-Wall -Werror foreign color-tests])
 
 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])