[polari] Update .gitignore

[Florian Müllner <fmuellner src gnome org>]

commit 0f707f8665792d9c779be97928eefa700d8bffc7
Author: Florian Müllner <fmuellner gnome org>
Date:   Fri Nov 28 15:46:21 2014 +0000

    Update .gitignore

 .gitignore |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/.gitignore b/.gitignore
index 0f12f61..d74dc89 100644
--- a/.gitignore
+++ b/.gitignore
@@ -12,8 +12,10 @@ Makefile
 Makefile.in
 aclocal.m4
 autom4te.cache/
+build-aux/
 config.*
 configure
+data/appdata/*.appdata.valid
 data/appdata/*.appdata.xml
 data/*.desktop
 data/*.gresource