FYI: master: update gnulib

[Akim Demaille]

Installed in master.

commit c8dc9a8f5135f4c7773fd93fd3b445bfd5dda604
Author: Akim Demaille <address@hidden>
Date:   Sun Aug 12 11:19:55 2018 +0200

    gnulib: update
    
    * bootstrap.conf: gnulib_mk is defined again by bootstrap.

diff --git a/bootstrap b/bootstrap
index 002edf68..fa9d7c94 100755
--- a/bootstrap
+++ b/bootstrap
@@ -1,6 +1,6 @@
 #! /bin/sh
 # Print a version string.
-scriptversion=2018-05-27.20; # UTC
+scriptversion=2018-07-25.07; # UTC
 
 # Bootstrap this package from checked-out sources.
 
@@ -142,6 +142,9 @@ die() { warn_ "$@"; exit 1; }
 
 # Configuration.
 
+# Name of the Makefile.am
+gnulib_mk=gnulib.mk
+
 # List of gnulib modules needed.
 gnulib_modules=
 
@@ -165,7 +168,7 @@ bootstrap_epilogue() { :; }
 # options because the latest/%s directory and the .po files within are
 # all symlinks.
 po_download_command_format=\
-"rsync --delete --exclude '*.s1' -Lrtvz \
+"rsync --include '*.po' --exclude '*' -Lrtvz \
  'translationproject.org::tp/latest/%s/' '%s'"
 
 # Fallback for downloading .po files (if rsync fails).
@@ -942,13 +945,13 @@ fi
 if $use_gnulib; then
   gnulib_tool_options="\
    --no-changelog\
-   --aux-dir $build_aux\
-   --doc-base $doc_base\
-   --lib $gnulib_name\
-   --m4-base $m4_base/\
-   --source-base $source_base/\
-   --tests-base $tests_base\
-   --local-dir $local_gl_dir\
+   --aux-dir=$build_aux\
+   --doc-base=$doc_base\
+   --lib=$gnulib_name\
+   --m4-base=$m4_base/\
+   --source-base=$source_base/\
+   --tests-base=$tests_base\
+   --local-dir=$local_gl_dir\
    $gnulib_tool_option_extras\
   "
   if test $use_libtool = 1; then
diff --git a/bootstrap.conf b/bootstrap.conf
index 3e900b33..d8c7d128 100644
--- a/bootstrap.conf
+++ b/bootstrap.conf
@@ -81,7 +81,7 @@ gnulib_tool_option_extras='--symlink 
--makefile-name=gnulib.mk'
 bootstrap_post_import_hook()
 {
   # Massage lib/gnulib.mk before using it later in the bootstrapping process.
-  build-aux/prefix-gnulib-mk --lib-name=$gnulib_name lib/gnulib.mk
+  build-aux/prefix-gnulib-mk --lib-name="$gnulib_name" "lib/$gnulib_mk"
 
   # Ensure that ChangeLog exists, for automake.
   test -f ChangeLog || touch ChangeLog
diff --git a/gnulib b/gnulib
index 0d45ec7c..8635df0a 160000
--- a/gnulib
+++ b/gnulib
@@ -1 +1 @@
-Subproject commit 0d45ec7c033c165ad73a6509c7fa84aa67edf4ea
+Subproject commit 8635df0ac89e4b1e77322126ecff67e6bca62bd8
diff --git a/m4/.gitignore b/m4/.gitignore
index daace580..66cf8bbf 100644
--- a/m4/.gitignore
+++ b/m4/.gitignore
@@ -46,7 +46,6 @@
 /gnulib-common.m4
 /gnulib-comp.m4
 /gnulib-tool.m4
-/hard-locale.m4
 /iconv.m4
 /include_next.m4
 /intdiv0.m4