Use case 1

• Create a page with "explorer folder" service
• Select a folder
• Close
• Then edit a content and try to insert a shared image
  => Only folder are displayed in the tree : ignoreFiles is still equals to true.

Use case 2

• Edit a content
• For illustration, pick an image for resource explorer and search a image using the search filter
  
• Close
• Reopen the dialog to pick a other image. The search input is still filled with the precede search and filter is active