[dia] Remove superfluous include of <lib/filter.h>

[Hans Breuer <hans src gnome org>]

commit c039190bd64a84e85b969614bf6256a179f08cca
Author: Hans Breuer <hans breuer org>
Date:   Sun Jan 24 12:09:12 2010 +0100

    Remove superfluous include of <lib/filter.h>
    
    Mysteriously it breaks 'make distcheck' in plug-ins/libart but it was the only inclusion of this kind anyway.

 app/app_procs.h |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/app/app_procs.h b/app/app_procs.h
index 315db30..bd30fd8 100644
--- a/app/app_procs.h
+++ b/app/app_procs.h
@@ -18,7 +18,7 @@
 #ifndef APP_PROCS_H
 #define APP_PROCS_H
 
-#include <lib/filter.h>
+#include <glib.h>
 
 void app_init(int argc, char **argv);
 /** Exit the application, but asking the user for confirmation