Added small testing framework for the middleware.

wercker.yml

@@ -0,0 +1,14 @@
+box: wercker/python
+# Build definition
+build:
+  # The steps that will be executed on build
+  steps:
+    # A step that executes `pip install` command
+    - pip-install
+
+    # A custom script step, name value is used in the UI
+    # and the code value contains the command that get executed
+    - script:
+        name: run unit tests
+        code: |
+          python manage.py test -v2 eveigb