Fix nautilus helper etiona

From nautilus (3.20.3-1)it was added debian/docs to explicitly install AUTHORS, NEWS, and THANKS but no AUTHORS nor THANKS file exists.

helpers/make-nautilus

@@ -17,7 +17,7 @@
 #    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
 #
 
-VERSION=2
+VERSION=3
 . ./config
 
 for patch in 16_unity_new_documents.patch; do
@@ -25,6 +25,17 @@ for patch in 16_unity_new_documents.patch; do
   sed "/$patch/d" -i debian/patches/series
 done
 
+echo "Checking for necessary files to install by debian/docs."
+while read i
+do
+   if [ -f $i ]; then
+       echo  $i >> debian/docs.new
+   fi
+done < debian/docs
+
+mv debian/docs.new debian/docs
+cat debian/docs
+
 changelog "Revert from using ubuntu-help to default gnome-help"
 compile