ECMS-6095: Comments are not displayed on SCV in live mode

Fix description:
- Display all comments of original node instead of frozen node
ECMS-6221: Missing exo:titlePublished value with fastPublish

Fix description
  -  Broadcast the state update when clicking fastPublish (from CLV or inside Content Explorer).
     exo:titlePublished is then added correctly as in traditional Publication Management.
ECMS-5395: Renaming content in Webdav does not change its publication state

Fix description:
- Fire the event POST_EDIT_CONTENT_EVENT to change publication state to draft when rename content
- Check if destination node is not folder before updating its mime type
ECMS-6183: [CLV] Deleted content appears in CLV setting

Fix description:
  - Skip to display content if the target does not exist
  - Check the item availability when rendering tooltip
  - Handle also the case when target folder is removed
ECMS-6234 PropertyValueComparator class is duplicated in both core service and webui

Fix description:
- Delete PropertyValueComparator class in webui.
- Only use PropertyValueComparator in core service.
- Update compare() method of the kept PropertyValueComparator to handle the case of missing properties
  such as owner, publication state of a folder, or author of built-in folders.
ECMS-6231 Wrong Comparison method in PropertyValueComparator

Fix description: use new method compareLong to compare as a number, instead of a string, when property type is kind of Long or Double.
ECMS-6278: Migrate binary data which contain old path "sites content/live" in URLs

Fix description:
- In SanitizationUpgradePlugin, add migrateJCRDataContents() method to replace the old path by the new one used in Platform 4.
  Limit the migration to HTML, CSS, JS files.
Upgrade maven-depmgt-pom 7.5 -> 7.6
Merge commit '51cd15ee6a91efc895bfabc182d18bf4d83a8df9' into HEAD