2014-02-09: merge releases into default for further development.

merge releases into default for further development.

diff --git a/.hgsigs b/.hgsigs
--- a/.hgsigs
+++ b/.hgsigs
@@ -4,3 +4,4 @@ 3c551786b6b203fec3a9262630a71e9ac9e76b37
 2bff5c0308d08f340cf5b33694466ae07ac56a22 0 iJwEAAEIAAYFAlCr52kACgkQ3M8NswvBBUjacwP9Evyh3kMeWmGGc6v5UzJnm7g72OSDUlLn0Zop3blCKyNLZwxtRtRD7FzFhsrsN3wp8EL/suZmZNQR/W9A0s2qx/iotCQc+EgdCWVLsVpt9gYkZxa1DBRrVRF95evkOfVozElmuItK2yxRFcFunKXqWrbZFzbu8f1k37B76t9j/qI=
 08246a90c8066fd0defc58b6568bc770905d9538 0 iJwEAAEIAAYFAlFpwdAACgkQ3M8NswvBBUgI2gP/YHMokfLIxkflFsEGZDI7HkCnWOWmVT1dND29WmQij2Lq7PI/874qGoApR5K4ShZd2C4+xk8pAzhWshgmwyryiZV6mOX6Z6ykH4xq+f2f6agrM4YYqv4H/SIIS9sAjA2bTz/u+OHRNGtF4miKpbPuP8AdCReKmyz93Auf5wRdI5c=
 b21e00e7cac8e8ba98016f480f7b00bc4576fc78 0 iJwEAAEIAAYFAlIWlXYACgkQ3M8NswvBBUjEJgP8CJSO+XGtGLirejR5rsQy8JbMENKUtmuzY2aOCIgQ3Mk44WikDHqlnps3XD6Zr+K230UxRJmcTl/IAtYd9Dd6VcfqzWuRgDlDzCfmnJtnKC6hnYRHMb3DNCLY5ZceD7t3sXy7EoC7CodWnTwQDqkOlSF6H1oM6rDeYyelGxSnbnU=
+dbe19fad34f5a48a6cdc18a3c30bf0a3b46a883d 0 iJwEAAEIAAYFAlL3ArcACgkQ3M8NswvBBUi4VAQAnBoZMzXDT4Xtle8tlQHicSy7ylo07mftN+SZGrjhQrVEEXwLY6weFonppZ1EagYenXeWeSwxMHp/vwVBR0jVXRxT4qbLMgDr3c9VAZBcfnnGbc+dfiHZX4FjIMr/yDaxSvkQ41z5BX7q6aNDIZI19bm30c+uCASem4taCV+p1VE=
diff --git a/.hgtags b/.hgtags
--- a/.hgtags
+++ b/.hgtags
@@ -8,3 +8,4 @@ 60a06053d8cdba12a6cfc0753dc5dab36b57590f
 0d5bd543ab137064aab252d5fe627a676b434e98 0.2.2
 ba0e1fba077fa2172a0b0a2c2841a3f3fd70d071 0.3
 c3d791b75bce0e424b68ccfceeaa1cc97aba0808 0.4
+c0777c0e1f5a04f4779558b8b67f8065cce6477b 0.5