2014-02-10: Added tag 0.5.3 for changeset f6342564e259 releases

Added tag 0.5.3 for changeset f6342564e259

diff --git a/.hgtags b/.hgtags
--- a/.hgtags
+++ b/.hgtags
@@ -11,3 +11,4 @@ c3d791b75bce0e424b68ccfceeaa1cc97aba0808
 c0777c0e1f5a04f4779558b8b67f8065cce6477b 0.5
 775e4dc0b5b624e6b26a77cc7b99e8cabd256f06 0.5.1
 1a53b1b2eb9482398dfed9f488a1ab0d0be6e247 0.5.2
+f6342564e259bee431776b41f5985dc1fc4af067 0.5.3