2013-09-10: Added tag v0.4 for changeset 0509e9e34187

Added tag v0.4 for changeset 0509e9e34187

diff --git a/.hgtags b/.hgtags
--- a/.hgtags
+++ b/.hgtags
@@ -2,3 +2,4 @@ 220ce60600a7424ec2a167c6c4174b1e43570738
 d72216a3aeab91f60f0004264e329fc636da32b6 v0.2
 60b1c42aae9b4bcef8a3fa1a3e8da04770efa641 v0.3
 5698a4f0fd7090c234732e1dacf38eb3c996f807 v0.3.1
+0509e9e3418789ef307ae49b7dd862380c5c5bf8 v0.4