[emerillon] Use Automake silent rules

[Łukasz Jernaś <ljernas src gnome org>]

commit 124d546e9458874c41e072ca774a5e1adf68e4e3
Author: Simon Wenner <simon wenner ch>
Date:   Thu Apr 29 20:59:10 2010 +0200

    Use Automake silent rules
    
    Beautifies the compile output. You can reenable the normal output with 'make V=1'.

 configure.ac |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 41fef50..ada4cc2 100644
--- a/configure.ac
+++ b/configure.ac
@@ -38,6 +38,8 @@ AC_PROG_CC
 AC_PROG_INSTALL
 AC_PROG_MAKE_SET
 
+m4_ifdef([AM_SILENT_RULES],[AM_SILENT_RULES([yes])])
+
 ###############
 # GLib tools. #
 ###############