Merge pull request #144 in HDFFV/hdf5 from ~DEROBINS/hdf5_der:restore_script_dev to develop

Added autogen "undo" script to bin/

* commit '57a8bb60811b6d788d586836674ab8ea779131d3':
  Adds a script to undo the action of autogen.sh. Useful when git complains about Makefile.in clobbers, etc.

MANIFEST

@@ -84,6 +84,7 @@
 ./bin/output_filter.sh
 ./bin/README        _DO_NOT_DISTRIBUTE_
 ./bin/release
+./bin/restore.sh
 ./bin/runtest        _DO_NOT_DISTRIBUTE_
 ./bin/snapshot
 ./bin/snapshot_version      _DO_NOT_DISTRIBUTE_

bin/restore.sh

@@ -0,0 +1,67 @@
+#!/bin/sh
+#
+# Copyright by The HDF Group.                                              
+# All rights reserved.                                                     
+#                                                                          
+# This file is part of HDF5. The full HDF5 copyright notice, including     
+# terms governing use, modification, and redistribution, is contained in   
+# the files COPYING and Copyright.html.  COPYING can be found at the root  
+# of the source code distribution tree; Copyright.html can be found at the 
+# root level of an installed copy of the electronic document set and is    
+# linked from the top-level documents page.  It can also be found at       
+# http://hdfgroup.org/HDF5/doc/Copyright.html.  If you do not have access  
+# to either file, you may request a copy from help@hdfgroup.org.           
+#
+
+# A script to clean up the action of autogen.sh
+#
+# If this script fails to clean up generated files on a particular
+# platform, please contact help@hdfgroup.org or comment on the forum.
+
+echo
+echo "*******************************"
+echo "* HDF5 autogen.sh undo script *"
+echo "*******************************"
+echo
+
+echo "Remove autom4te.cache directory"
+rm -rf autom4te.cache
+
+echo "Remove configure script"
+rm -f configure
+
+echo "Remove Makefile.in files"
+find . -type f -name 'Makefile.in' -exec rm {} \;
+
+echo "Remove files generated by libtoolize"
+rm -f bin/ltmain.sh
+rm -f m4/libtool.m4
+rm -f m4/ltoptions.m4
+rm -f m4/ltsugar.m4
+rm -f m4/ltversion.m4
+rm -f m4/lt~obsolete.m4
+
+echo "Remove files generated by automake"
+rm -f bin/compile
+rm -f bin/config.guess
+rm -f bin/config.sub
+rm -f bin/install-sh
+rm -f bin/missing
+rm -f bin/test-driver
+rm -f bin/depcomp
+
+echo "Remove files generated by bin/make_err"
+rm -f src/H5Epubgen.h
+rm -f src/H5Einit.h
+rm -f src/H5Eterm.h
+rm -f src/H5Edefin.h
+
+echo "Remove files generated by bin/make_vers"
+rm -f src/H5version.h
+
+echo "Remove files generated by bin/make_overflow"
+rm -f src/H5overflow.h
+
+echo "Remove remaining generated files"
+rm -f aclocal.m4
+