Merge pull request #2201 from yakky/feature/micro_test_fix

Use page.pk instead of hardcoded Id
Merge pull request #2202 from yakky/feature/fixture_loading

Reworked fix for fixture loading
Fix typo in CMS_LANGUAGES validation logic.
Merge pull request #2204 from mpaolini/conf_typo

Fix typo in CMS_LANGUAGES validation logic.
First implementation of frontend-editable models
Add language
Better language handling
Remove debug from template
Test WiP
Fix placeholder tests
Documentation WiP
Add callable as allowed item target
Documentation
Add tests for callable items and item from context in 'show_editable_model'
Edit documentation
Edit documentation
Fix typo
The Helsinborg commit.
The templatetag now accepts view urls as parameters to be linked.
Added admin base class to edit single fields in a model from the frontend
The Stockholm commit.
Edit comment in code
The Göteborg commit.
Remove custom test templates. Add test for custom urls and single field edit.