[glib] update .gitignore

[Dan Winship <danw src gnome org>]

commit 350a1cda0a4ef7ad29f0c041239a96ea1ea1c8c5
Author: Dan Winship <danw gnome org>
Date:   Sun Sep 4 17:33:21 2011 -0400

    update .gitignore

 tests/.gitignore |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/tests/.gitignore b/tests/.gitignore
index 380bff7..f638a8a 100644
--- a/tests/.gitignore
+++ b/tests/.gitignore
@@ -12,6 +12,7 @@ collate.out
 completion-test
 convert-test
 cxx-test
+datetime
 deftype
 dirname-test
 env-test