WIP material design
Implement combi API
Implement basic crud with React js
Change createCombi name to saveCombi
Cleanup
Update the combi item view base on the selected combi
Don't expose the Combi model anymore

Only use private function and `parsing` of combi object for validation.
Button to display the empty add combi form
Combi name input - Use react controller component
Basic style

Layout two column, highlight of the selected combi.
Floating actions and actions
Implement update combi
Implement the backend delete combi
Implement the frontend store delete combi
Register the action for removing combi and call it