Bugfix by turegjorup: Exclude non published slides from middleware
Merge branch 'feature/template-rewrite' of github.com:Indholdskanalen/indholdskanalen into feature/template-rewrite

# By martinyde (8) and others
# Via Troels Ugilt Jensen (5) and martinyde (1)
* 'feature/template-rewrite' of github.com:Indholdskanalen/indholdskanalen:
  Issue #8686 by tuj: Fixed some issues with pushing to client
  Bugfix by turegjorup: Fixed issue with template loading through /api/templates
  Martin Yde - #8705, Changed Readme
  Martin Yde - #8705, Changed Readme
  Martin Yde - #8705, Changed Readme
  Martin Yde - #8705, Changed Readme
  Martin Yde - #8705, Changed Readme
  Martin Yde - #8705, Changed Readme
  Martin Yde - #8705, Changed Readme
  Martin Yde - #8705, Changed Readme