Add py26 deprecation to changelog

CHANGELOG.md

@@ -7,6 +7,7 @@ Latest
     BACKWARDS INCOMPATIBLE
     * The normal @mock_<service> decorators will no longer work with boto. It is suggested that you upgrade to boto3 or use the standalone-server mode. If you would still like to use boto, you must use the @mock_<service>_deprecated decorators which will be removed in a future release.
     * The @mock_s3bucket_path decorator is now deprecated. Use the @mock_s3 decorator instead.
+    * Drop support for Python 2.6
 
     Added
     * Reset API: a reset API has been added to flush all of the current data ex: `requests.post("http://motoapi.amazonaws.com/moto-api/reset")`

setup.py

@@ -15,9 +15,6 @@ install_requires = [
 ]
 
 extras_require = {
-    # No builtin OrderedDict before 2.7
-    ':python_version=="2.6"': ['ordereddict'],
-
     'server': ['flask'],
 }