Prepare v0.4.3

Author: ngr-t

messages.json

@@ -8,5 +8,6 @@
     "0.3.6": "messages/0.3.6.txt",
     "0.4.0": "messages/0.4.0.txt",
     "0.4.1": "messages/0.4.1.txt",
-    "0.4.1": "messages/0.4.2.txt"
+    "0.4.2": "messages/0.4.2.txt",
+    "0.4.3": "messages/0.4.3.txt"
 }