2014-02-09: Added tag 0.5.2 for changeset 1a53b1b2eb94 releases

Added tag 0.5.2 for changeset 1a53b1b2eb94

diff --git a/.hgtags b/.hgtags
--- a/.hgtags
+++ b/.hgtags
@@ -10,3 +10,4 @@ ba0e1fba077fa2172a0b0a2c2841a3f3fd70d071
 c3d791b75bce0e424b68ccfceeaa1cc97aba0808 0.4
 c0777c0e1f5a04f4779558b8b67f8065cce6477b 0.5
 775e4dc0b5b624e6b26a77cc7b99e8cabd256f06 0.5.1
+1a53b1b2eb9482398dfed9f488a1ab0d0be6e247 0.5.2