Add German language file

Handle published status of old revisions on publish

Add publish info to revisions view

Rename action component handling the page save event

Respect requested revision

Rename config option for internal schemas

Banner style

Improve revision filter

Update tests

Refactor publishing code

Cache pages with aggregations separately for regular and priviledged users

Minor HTML change in banner

Wrap versioning info in its own span

added diff links to banner

try to autoincrease the last version

Check user roles before approving or publishing

Add first test

added more docblocks and some reformatting

allow setting datetime of Revision by unix timestamp

add docblocks for Revision

reworking the banner system

* more prose in the banner texts
* status icon
* more logic checks

Styling still needs more love

Change date to datetime

Check if published revision exists

Latest published revision is a Revision object

Database migration adjustments

Drafts have no version