Add-ons Report Improvements by Xon 2.18.2

This add-on is now available on atelieraphelion.com
This update will require a full search rebuild, truncating the index before re-indexing.

• Require php 7.2+
• Require Standard Library by Xon v1.18.0+
• Require Search Improvements v2.9.0+ (was previously an optional dependency, now hard required)
• Fix report resolve alert reason wasn't indexed
• Fix reports with hard-delete content would not be re-indexed when required
• Fix public banner wasn't capture for new warnings
• Fix support for user renames/deletes/merges
• Fix assigning a report to a non-moderator was unreliable depending due to unstable sorting of the non-moderator list
• Fix the report assignable lists could become stale when permissions where changed
• Fix assignable user list could sometimes be unsorted
• Track user who assigned a report to another user (limited back-dating on install)
• Enrich @NixFifty's Tickets reports to display coontent date like post reports do
• Improvements which require ElasticSearch (aka Xenforo Enhanced Search)
  • Search by min/max number of comments, sort by number of comments
• Overhaul Report/Warning search. Many new criteria, a number require ElasticSearch Essentials.
  • Split Report search tab into Report and Warning search tabs
  • Rework most criteria, old search links will not work
  • New report criteria: Reported user/With assigned/By assigner/Participants/Reported for content in/Comment count/With report state/etc
  • New warning criteria: Warned user/Warning issuer/"Search only the latest version"/Warning log type/Warned for content in/Warning definition/Expiry date
    • If you are searching by expiry date, you probably want "Search only the latest version" checked!
  • Support searching reports/warnings by "Reported/Warned for content in", ie reports/warnings from a given forum.

• Fix error blocking deleting a warning when the content it was linked to has been hard-deleted

• Fix public content banner not being captured when a warning is created
• Fix warning in report did not indicate if the banner was the same as the public warning title
• Add missing search terms ("With warnings" and "Warned users: X") on results page