merges branch master

.gitignore

package-lock.json

package.json

src/app/app-root/admin-starter/admin-starter.component.ts

src/app/app-root/app-root.component.spec.ts

src/app/app-root/code-input/code-input.component.ts

...app/app-root/monitor-starter/monitor-starter.component.ts

src/app/app-root/privacy/privacy.component.ts

...p/app-root/route-dispatcher/route-dispatcher.component.ts

src/app/app-root/status-card/status-card.component.ts

...app-root/sys-check-starter/sys-check-starter.component.ts

src/app/app-root/test-starter/test-starter.component.ts

src/app/app-route-guards.ts

src/app/app-routing.module.ts

src/app/app.component.ts

src/app/app.interceptor.ts

src/app/backend.service.spec.ts

src/app/backend.service.ts

src/app/config/app.config.ts

src/app/group-monitor/group-monitor.component.spec.ts