Major Updates to REST API

angular.json

package-lock.json

package.json

src/app/account-management/account-management.css

src/app/account-management/account-management.html

src/app/account-management/account-management.ts

src/app/account.service.ts

src/app/account.ts

src/app/app-routing.module.ts

src/app/app.module.ts

src/app/home/home.component.css

src/app/home/home.component.html

src/app/home/home.component.ts

src/app/material.module.ts

src/app/navigation/navigation.component.html

src/index.html

src/styles.css