Validates meta

Conflicts:
	src/templates/backend.actions.index.php
Shows title fields if tags are not required
Merge pull request #55 from jonasdekeukelaere/backend-actions

Backend actions fixes
Add a link to settings.php backend action in fork settings when present
Adds typecast for array items
Merge pull request #58 from jonasdekeukelaere/typecast-arrays

Adds typecast for array items