message: Fix potential NPE on logo configuration
  (fixes reoccurence)
diff: @@ -71,14 +71,14 @@ export class NavbarComponent implements OnInit {
  }, (err) => console.log(err))
  this.configurationService.getApplicationConfiguration().subscribe((config: any) => {
  - if (config && config.application && config.application.name !== null) {
  + if (config && config.application && config.application.name) {
  this.applicationName = config.application.name
  }
  - if (config && config.application && config.application.showGitHubLinks !== null) {
  + if (config && config.application && config.application.showGitHubLinks) {
  this.showGitHubLink = config.application.showGitHubLinks
  }
  - if (config && config.application && config.application.logo !== null) {
  + if (config && config.application && config.application.logo) {
  let logo: string = config.application.logo
  if (logo.substring(0, 4) === 'http') {
  