Give each file in the variable value its own line to make future diffs nicer.

[[Imported from SVN: r5914]]

m4/Makefile.am

 # $Id$
 
-ALLM4S = acx_blas.m4 acx_lapack.m4 acx_mpi.m4 acx_pthread.m4 \
-         ax_check_gl.m4 ax_lang_compiler_ms.m4 dune_all.m4 \
-         dune_autobuild.m4                      \
-         dune_check_lib.m4                      \
-         dune_common.m4                         \
-         dune_compiler.m4                       \
-         dune_deprecated.m4                     \
-         dune_deprecated_cppflags.m4            \
-         dune_docu.m4 dune_exprtmpl.m4  dune_linkcxx.m4 \
-         dune.m4 \
-         dune_mpi.m4 dune_streams.m4 \
-         f5.m4 fortran_overwrite.m4 hdf5.m4 \
-         gmp.m4 libtoolcompat.m4 \
-         immdx_lib_metis.m4 inkscape.m4 mpi-config.m4 opengl.m4 \
-         pardiso.m4 parmetis.m4 static_assert.m4 shared_ptr.m4 superlu-dist.m4 \
-         superlu.m4 xdr.m4
+ALLM4S = 					\
+	acx_blas.m4				\
+	acx_lapack.m4				\
+	acx_mpi.m4				\
+	acx_pthread.m4				\
+	ax_check_gl.m4				\
+	ax_lang_compiler_ms.m4			\
+	dune.m4					\
+	dune_all.m4				\
+	dune_autobuild.m4			\
+	dune_check_lib.m4			\
+	dune_common.m4				\
+	dune_compiler.m4			\
+	dune_deprecated.m4			\
+	dune_deprecated_cppflags.m4		\
+	dune_docu.m4				\
+	dune_exprtmpl.m4			\
+	dune_linkcxx.m4				\
+	dune_mpi.m4				\
+	dune_streams.m4				\
+	f5.m4					\
+	fortran_overwrite.m4			\
+	gmp.m4					\
+	hdf5.m4					\
+	immdx_lib_metis.m4			\
+	inkscape.m4				\
+	libtoolcompat.m4			\
+	mpi-config.m4				\
+	opengl.m4				\
+	pardiso.m4				\
+	parmetis.m4				\
+	shared_ptr.m4				\
+	static_assert.m4			\
+	superlu-dist.m4				\
+	superlu.m4				\
+	xdr.m4
 
 aclocaldir = $(datadir)/aclocal
 aclocal_DATA = $(ALLM4S)