Extra restricties aan databasemodel toegevoegd (verbeterd)
Merge branch 'master' of https://github.com/schrealex/chrome_memento.git

Conflicts:
	viewer/memento-viewer/src/main/resources/liquibase/memento-changelog-0.0.1.xml
Merge branch 'master' of https://github.com/schrealex/chrome_memento.git
Merge branch 'master' of https://github.com/schrealex/chrome_memento.git
security instellingen losser gezet