- Remove netzmacht bootstrap dependencies
- include Bootstrap tab javascript
- Allow symfony/templating ^5.0
- Fix indents in backend view (#7)
- Allow to install beberlei/assert in version 3.0
- Fix missing composer requirements
- Rework content element to be compatible with Symfony 4
- Updated readme
- Require netzmacht/contao-toolkit and rewrite content elements to achieve Symfony v4 support.