Implementation of Account-Self-Deletion Feature

...account-self-deletion/account-self-deletion.component.css

...ccount-self-deletion/account-self-deletion.component.html

...unt-self-deletion/account-self-deletion.component.spec.ts

.../account-self-deletion/account-self-deletion.component.ts

src/app/app-routing.module.ts

src/app/app.module.ts

src/app/navigation/navigation.component.html