add required secret key to the test settings file
use new urls' patterns and include instead of deprecated ones if
available in tests
add pyenv version file to git ignore list
add messages to all assert tests (including unit-tests for that and for
json response)
update README with new DONE features
Merge pull request #1 from kmitrovic/master

Use django.conf.urls.patterns
Merge pull request #2 from kmitrovic/custom_fail_messages

support messages on asserts
flake8
simplejson is deprecated in favor of plain json
version bump