* Store Branding: Refactoring and logo as favicon
- Encapsulates store branding properties into their own view model
- Uses the logo as favicon on public pages
* Refactorings
* Updates
* Add grouping feature to the PoS with Cart
* Improve UI
* Rename groups to categories
* Make it easier to select categories of the items
* Refactor TemplateEditor, use TomSelect for categories
* Prevent Vue code insertion
* Prevent empty categories
* Add label ids
* Add test case
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Co-authored-by: Dennis Reimann <mail@dennisreimann.de>
* UI updates
* Updates modes and calculation
* Unify tip buttons
* White caret
* Add top margin to calculation
* Add space between mode buttons and keypad
* Discount updates