Start unittest of the admin

 * python3.2 fixed
 * django 1.4 broken
url from future is necessary in django 1.4
run coverage with tox
add what is needed to test tabular and stacked inline in admin; change test command in tox
Merge branch 'master' into coverage
add python3.4 in the test matrix
test coveralls.io with https://github.com/coagulant/coveralls-python
fix string comparison
only cover relevant files
run all tests from runtests
Fix failing tests in Django 1.4
limit coverage to relevant code
badge & travis branches
Add TranslatableSlugMixin, which is useful for a DetailView.
Code cleanup, move add_preserved_filters to compat module.
apidocs: clarify TranslatableSingleObjectMixin.
Add short_description to TranslatedFieldDescriptor for correct translated field name translation
Merge pull request #20 from nephila/feature/i18n

Add short_description to TranslatedFieldDescriptor for correct translate...
Update changelog for #20.
Fix internal server errors in get_translated_url for function-based views with class kwargs