2.0.0-alpha-6

• added help text to each model type (food, unit, ...)
• added UI's for external recipe management in new frontend and implemented some missing API's
• added UI to configure connector configs
• added print view to recipes (use browser print function)
• added links to API browser and documentation to API Token settings
• improved layout and navigation flow of database pages (food, unit, ...)
• improved switches use colour to indicate if enabled or not
• improved added small note to the end of ModelSelects that searching will load more results
• improved hide pagination when randomly ordering search results #3748
• improved localized and shortened snackbar in meal plan view
• improved sort meal plan entries by time in meal type #3747
• improved prevent closing editor dialogs with unsaved changes (should also prevent false "changes lost" warnings)
• fixed navigation history contained an unnecessary step in ModelListPage
• fixed not being able to share external recipes
• fixed MealPlanEditor closing when changing the date