[evolution-rss] add appdata files to dist target

[Lucian Langa <lucilanga src gnome org>]

commit 3ab0f9cc237505abfc628d64bac6a6711d9c5797
Author: Lucian Langa <lucilanga gnome org>
Date:   Wed Apr 1 13:25:49 2015 +0200

    add appdata files to dist target

 Makefile.am |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)
---
diff --git a/Makefile.am b/Makefile.am
index ffff478..b209b47 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -7,7 +7,8 @@ desktop_DATA = $(desktop_in_files:.desktop.in=.desktop)
 
 appdata_in_files = evolution-rss.metainfo.xml.in
 appdatadir = $(datadir)/appdata
-appdata_DATA = $(appdata_in_files:.xml.in=.xml)
+appdata_files = $(appdata_in_files:.xml.in=.xml)
+dist_appdata_DATA = $(appdata_files)
 @INTLTOOL_XML_RULE@
 
 INTLTOOL =                      \
@@ -26,6 +27,7 @@ EXTRA_DIST = \
        FAQ
 
 DISTCLEANFILES = \
+       $(appdata_files) \
        evolution-rss.desktop \
        evolution-rss.desktop.in \
        evolution-rss.metainfo.xml \