message: Fix "highly advised to switch" in tooltip of "Acceptable" reps
diff: <div class="weight-total" *ngIf="!rep.percent.isZero()">{{ rep.percent.toFixed(2) }}%</div>
  </div>
  <ng-container [ngSwitch]="true">
  - <div class="representative-health-row health-unknown" *ngSwitchCase="rep.statusText == 'unknown'">
  + <div class="representative-health-row health-green" *ngSwitchCase="(rep.statusText == 'ok')">
  <div class="health-icon"></div>
  - <div class="label">Unknown Status</div>
  + <div class="label">Good Representative</div>
  </div>
  - <div class="representative-health-row health-yellow" *ngSwitchCase="rep.statusText == 'warn'">
  + <div class="representative-health-row health-yellow" *ngSwitchCase="(rep.statusText == 'warn')">
  <div class="health-icon"></div>
  <div class="label">Acceptable Representative</div>
  </div>
  - <div class="representative-health-row health-red" *ngSwitchCase="rep.statusText == 'alert'">
  + <div class="representative-health-row health-red" *ngSwitchCase="(rep.statusText == 'alert')">
  <div class="health-icon"></div>
  <div class="label">Bad Representative</div>
  </div>
  - <div class="representative-health-row health-green" *ngSwitchDefault>
  + <div class="representative-health-row health-unknown" *ngSwitchDefault>
  <div class="health-icon"></div>
  - <div class="label">Good Representative</div>
  + <div class="label">Unknown Status</div>
  </div>
  </ng-container>
  <div [class]="[ 'representative-help-tooltip', showRepHelp==rep.id ? 'visible' : 'hidden' ]">
  <p class="uk-text-danger" *ngIf="!rep.status.online && rep.status.uptime === 0">
  <span uk-icon="icon: warning;"></span>This representative has been <b>offline for the past 7 days</b>.
  </p>
  - <p class="uk-text-success" *ngIf="rep.statusText == 'ok'">
  + <ng-container [ngSwitch]="true">
  + <p class="uk-text-success" *ngSwitchCase="(rep.statusText == 'ok')">
  <span uk-icon="icon: check;"></span>We've found no issues with uptime or weight distribution of your current representative.
  </p>
  - <p *ngIf="rep.statusText == 'unknown'">
  - <span uk-icon="icon: question;"></span>We could not determine status of this representative.
  + <p *ngSwitchCase="(rep.statusText == 'warn')">
  + Switching to a different representative could improve security and decentralization of the Nano network.
  </p>
  - <p *ngIf="rep.statusText != 'ok' && rep.statusText != 'unknown'">
  + <p *ngSwitchCase="(rep.statusText == 'alert')">
  It is <b>highly advised</b> to switch to a different representative, in order to improve security and decentralization of the Nano network.
  </p>
  + <p *ngSwitchDefault>
  + <span uk-icon="icon: question;"></span>We could not determine status of this representative.
  + </p>
  + </ng-container>
  </div>
  </div>
  </div>
  