--- a/.hgignore	Sun Aug 04 09:26:45 2013 -0700
+++ b/.hgignore	Sun Aug 04 09:35:35 2013 -0700
@@ -38,6 +38,7 @@
 *.user
 *.ncb
 *.suo
+*.sdf
 
 # for Android
 android-project/local.properties