Add changelog for version 0.11

Author: atodorov

CHANGELOG.rst

@@ -1,6 +1,18 @@
 Changelog
 =========
 
+Version 0.11 (18 April 2018), the Moscow edition
+------------------------------------------------
+
+- New ``JsonResponseChecker`` that looks for common anti-patterns with
+  http responses returning JSON. This includes::
+
+    HttpResponse(json.dumps(data))
+    
+    HttpResponse(data, content_type='application/json')
+    
+    JsonResponse(data, content_type=...)
+
 
 Version 0.10.0 (10 April 2018)
 ------------------------------

setup.py

@@ -13,7 +13,7 @@
     author_email='code@landscape.io',
     description='A Pylint plugin to help Pylint understand the Django web framework',
     long_description=LONG_DESCRIPTION,
-    version='0.10.1',
+    version='0.11',
     packages=find_packages(),
     include_package_data=True,
     install_requires=[