[buildsystem] Changed required automake version from 1.5 to 1.9 in

duneproject. See FS#1029 for more details.

[[Imported from SVN: r6821]]

Makefile.am

@@ -4,7 +4,7 @@
 EXTRA_DIST=dune.module
 
 # don't follow the full GNU-standard
-# need automake 1.9 or newer
+# we need automake 1.9 or newer
 AUTOMAKE_OPTIONS = foreign 1.9
 
 SUBDIRS = dune lib doc bin m4 am

bin/duneproject

@@ -451,8 +451,8 @@ if BUILD_DOCS
 endif
 
 # don't follow the full GNU-standard
-# we need automake 1.5
-AUTOMAKE_OPTIONS = foreign 1.5
+# we need automake 1.9 or newer
+AUTOMAKE_OPTIONS = foreign 1.9
 
 # pass most important options when "make distcheck" is used
 DISTCHECK_CONFIGURE_FLAGS = $DISTCHECK_CONFIGURE_FLAGS CXX="\$(CXX)" CC="\$(CC)"