message: Disable login button when no input
diff: <input matInput formControlName="email" [placeholder]="'common.email'|translate">
  </mat-form-field>
  <mat-form-field>
  - <input matInput type="password" formControlName="password"
  - [placeholder]="'common.password'|translate">
  +^ <input matInput type="password" formControlName="password" [placeholder]="'common.password'|translate">
  </mat-form-field>
  - <button mat-raised-button color="primary" class="mat-button" type="submit"
  - [disabled]="loading">
  + <button mat-raised-button [disabled]="loginForm.invalid || loading" color="primary" class="mat-button" type="submit">
  {{'common.login'|translate}}
  </button>
  <button mat-raised-button [matTooltip]="'auth.tooltip.ForgotPassword'|translate" type="button" routerLink="/reset" routerLinkActive="active">
  