[niepce] configure: fix gettext / po issues

[Hubert Figuière <hub src gnome org>]

commit 5331f8520f27616106b2ad11ea3a070a6767a5b7
Author: Hubert Figuière <hub figuiere net>
Date:   Sat May 27 20:16:21 2017 -0400

    configure: fix gettext / po issues

 .gitignore            |    3 ---
 camerawire/.gitignore |    1 -
 configure.ac          |    4 ++--
 3 files changed, 2 insertions(+), 6 deletions(-)
---
diff --git a/.gitignore b/.gitignore
index 30c5ada..e8f5b59 100644
--- a/.gitignore
+++ b/.gitignore
@@ -18,9 +18,6 @@ missing
 libtool
 depcomp
 install-sh
-intltool-extract.in
-intltool-merge.in
-intltool-update.in
 ltmain.sh
 test-driver
 test*.log
diff --git a/camerawire/.gitignore b/camerawire/.gitignore
index fec85e2..0f7c614 100644
--- a/camerawire/.gitignore
+++ b/camerawire/.gitignore
@@ -3,7 +3,6 @@ m4/ltoptions.m4
 m4/ltsugar.m4
 m4/ltversion.m4
 m4/lt~obsolete.m4
-m4/intltool.m4
 po/*.pot
 po/*.gmo
 po/Makefile.in
diff --git a/configure.ac b/configure.ac
index 1981c19..c00f589 100644
--- a/configure.ac
+++ b/configure.ac
@@ -188,7 +188,7 @@ GETTEXT_PACKAGE=niepce
 AC_SUBST(GETTEXT_PACKAGE)
 AC_DEFINE_UNQUOTED([GETTEXT_PACKAGE], ["$GETTEXT_PACKAGE"],
                    [The domain to use with gettext])
-AM_GNU_GETTEXT_VERSION([0.19])
+AM_GNU_GETTEXT_VERSION([0.19.7])
 AM_GNU_GETTEXT([external])
 
 NIEPCE_LOCALEDIR=[${datadir}/locale]
@@ -225,7 +225,7 @@ CW_GETTEXT_PACKAGE=camerawire
 AC_SUBST(CW_GETTEXT_PACKAGE)
 AC_DEFINE_UNQUOTED([CW_GETTEXT_PACKAGE], ["$CW_GETTEXT_PACKAGE"],
                    [The domain to use with gettext])
-AM_GLIB_GNU_GETTEXT
+AM_GNU_GETTEXT
 
 CW_LOCALEDIR=[${datadir}/locale]
 AC_SUBST(CW_LOCALEDIR)