Merged PR 169: Fix bugs with flex + Disable obnoxious swals + Add selector text + Sort SVG scss to different files

- Disable PushBehavior and set it in a different file
- Fix behviors when parent === undefined
- Fix flex behavrios when using anchors
- Fix siblings not applying flex to theirs children on container delete
- Fix flex behavior when using anchors
- Enable flex by default
- Disable obnoxious swals
- Add selector text
- Sort SVG scss to different files

Others: Add some todos

src/Components/App/App.tsx

@@ -35,6 +35,7 @@ export const App: React.FunctionComponent<IAppProps> = (props) => {
     historyCurrentStep: 0
   });
 
+  // TODO: move this into a variable
   useEffect(() => {
     const queryString = window.location.search;
     const urlParams = new URLSearchParams(queryString);