[gnome-tweak-tool] Add auto-generated files to .gitignore

[Gian Mario Tagliaretti <gianmt src gnome org>]

commit 39ca73c8e804cca2bbc83429856cd2128c1dd145
Author: Gian Mario Tagliaretti <gianmt gnome org>
Date:   Sun Jan 18 14:09:22 2015 +0100

    Add auto-generated files to .gitignore

 .gitignore |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)
---
diff --git a/.gitignore b/.gitignore
index 8d8cbfc..9863f70 100644
--- a/.gitignore
+++ b/.gitignore
@@ -11,3 +11,9 @@ install-sh
 missing
 py-compile
 *.gmo
+po/
+compile
+m4/
+data/gnome-tweak-tool.appdata.xml
+data/gnome-tweak-tool.desktop
+