v0.21.0
- Fix setLanguage, check whether keys are valid languages (renderPageBuilderBlock uses pageData without language data)
- Add title attribute to hyperlinks
- Use background image instead of img tag to fix Chrome drag issue
- Prevent error on dropping a component without attributes
- Allow the Uploader class to be replaced
- Add 301 header to redirect
- Do not erroneously match longer URL with shorter stored route