[clutter/clutter-1.18] build: Remove .gitignore on distclean

[Emmanuele Bassi <ebassi src gnome org>]

commit 07efb5d9bbc82742039e2cf95d21b2db41f3866f
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Thu Jan 23 12:27:39 2014 +0000

    build: Remove .gitignore on distclean
    
    Fixes distcheck.

 tests/conform/Makefile.am |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/tests/conform/Makefile.am b/tests/conform/Makefile.am
index c41b69e..6865fd0 100644
--- a/tests/conform/Makefile.am
+++ b/tests/conform/Makefile.am
@@ -88,3 +88,5 @@ $(srcdir)/.gitignore: Makefile
 gitignore: $(srcdir)/.gitignore
 
 all-am: gitignore
+
+DISTCLEANFILES += .gitignore