use json forms to build a launch submitions form

package.json

src/app/app.module.ts

src/app/authorisation.service.ts

src/app/launch-dialog/launch-dialog.component.html

src/app/launch-dialog/launch-dialog.component.ts

src/app/launchform/launchform.component.css

src/app/launchform/launchform.component.html

src/app/launchform/launchform.component.spec.ts

src/app/launchform/launchform.component.ts

src/app/strudelapp.ts

src/assets/config/computesites.json

tsconfig.json