update version and changelog to v2.4.0

Author: vsergeev

CHANGELOG.md

@@ -1,3 +1,13 @@
+* Version 2.4.0 - 04/20/2017
+    * Add hash special method to Ext class.
+    * Add packing option to force floating point precision.
+    * Make codebase PEP 8 compliant.
+    * Add support for tox automated testing and use it in CI.
+    * Contributors
+        * Fabien Fleutot, @fab13n - 4c461ed, bdeee20
+        * Yuhang (Steven) Wang, @yuhangwang - 5f53bcf
+        * Pedro Rodrigues, @medecau - 2f7b667, 456032c, e60bc5e
+
 * Version 2.3.0 - 10/19/2016
     * Add `ext_handlers` option to packing and unpacking functions to support application-defined Ext packing and unpacking hooks.
     * Add `allow_invalid_utf8` option to unpacking functions to allow unpacking of invalid UTF-8 strings.

setup.py

@@ -5,7 +5,7 @@
 
 setup(
     name='u-msgpack-python',
-    version='2.3.0',
+    version='2.4.0',
     description='A portable, lightweight MessagePack serializer and deserializer written in pure Python.',
     author='vsergeev',
     author_email='[email protected]',

umsgpack.py

@@ -1,4 +1,4 @@
-# u-msgpack-python v2.3.0 - v at sergeev.io
+# u-msgpack-python v2.4.0 - v at sergeev.io
 # https://github.com/vsergeev/u-msgpack-python
 #
 # u-msgpack-python is a lightweight MessagePack serializer and deserializer
@@ -31,7 +31,7 @@
 # THE SOFTWARE.
 #
 """
-u-msgpack-python v2.3.0 - v at sergeev.io
+u-msgpack-python v2.4.0 - v at sergeev.io
 https://github.com/vsergeev/u-msgpack-python
 
 u-msgpack-python is a lightweight MessagePack serializer and deserializer
@@ -48,7 +48,7 @@
 import sys
 import io
 
-__version__ = "2.3.0"
+__version__ = "2.4.0"
 "Module version string"
 
 version = (2, 3, 0)