[gnome-todo/wip/gbsneto/plugins] project: update gitignore

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit 7d232ab8d4d6d3bcf3102ca0836c177cd34f1a4e
Author: Georges Basile Stavracas Neto <georges stavracas gmail com>
Date:   Sun Dec 13 18:07:36 2015 -0200

    project: update gitignore

 .gitignore |   23 +++++++++++++++++++++++
 1 files changed, 23 insertions(+), 0 deletions(-)
---
diff --git a/.gitignore b/.gitignore
index ab98115..781ae34 100644
--- a/.gitignore
+++ b/.gitignore
@@ -38,6 +38,29 @@ intltool-merge.in
 intltool-update
 intltool-update.in
 libtool
+m4/appstream-xml.m4
+m4/ax_append_compile_flags.m4
+m4/ax_append_flag.m4
+m4/ax_append_link_flags.m4
+m4/ax_check_compile_flag.m4
+m4/ax_check_enable_debug.m4
+m4/ax_check_link_flag.m4
+m4/ax_compiler_flags.m4
+m4/ax_compiler_flags_cflags.m4
+m4/ax_compiler_flags_gir.m4
+m4/ax_compiler_flags_ldflags.m4
+m4/ax_is_release.m4
+m4/ax_require_defined.m4
+m4/glib-gettext.m4
+m4/gsettings.m4
+m4/intltool.m4
+m4/libtool.m4
+m4/ltoptions.m4
+m4/ltsugar.m4
+m4/ltversion.m4
+m4/lt~obsolete.m4
+m4/nls.m4
+m4/pkg.m4
 po/*.gmo
 po/*.mo
 po/.intltool-merge-cache