Change main UI layout and add VINs to add and upload forms (#16)

* Add new upload update package form
Add new add vehicle form
Add new side menu layout
Add new toolbar layout
Update and add unit tests

* Enable add get and add vehicles

* Integration issues with ota_update service

* Update get vehicle JSON format

* Fix related unit test
Add release notes field

* Add StatusContext to display error and status messages

package.json

@@ -9,6 +9,7 @@
     "@testing-library/react": "^11.2.2",
     "@testing-library/user-event": "^12.6.0",
     "axios": "^0.21.1",
+    "clsx": "^1.1.1",
     "material-ui-dropzone": "^3.5.0",
     "react": "^17.0.1",
     "react-dom": "^17.0.1",