prepare 0.5

methane · methane · commit d720c42468c2 · 2018-01-07T01:58:01.000+09:00
diff --git a/msgpack/_version.py b/msgpack/_version.py
@@ -1 +1 @@
-version = (0, 4, 8)
+version = (0, 5, 0)
