fix empty user logged + get user route width cookie

package.json

src/app/user/controllers/UserController.php

src/core/controllers/AuthenticationController.php

src/frontend/app/app.component.ts

src/frontend/app/document/document.component.ts

src/frontend/app/login/login.component.ts

src/frontend/app/profile/profile.component.html

src/frontend/app/profile/profile.component.ts

src/frontend/app/service/signatures.service.ts

src/frontend/app/sidebar/sidebar.component.ts