v8.7 Updates

[pryrt]

Updates from v8.7 RC Announcement that require User Manual updates:

• 7. Make find dialog status messages color customizable via Style Configurator.
  => f097012
• 8. Make individual tab color customizable via Style Configurator.
  => ecd179f
• 9. Add new plugin command NPPM_GETNATIVELANGFILENAME & notification NPPN_NATIVELANGCHANGED for native language being changed.
  => Add NPPN_NATIVELANGCHANGED & NPPM_GETNATIVELANGFILENAME #697 closed
• 14. Add Fluent Icons for enhancing FunctionList, Folder as Workspace & project panels' icons in lite mode.
  => Nothing to update (current descriptions don't say anything about presentation, and those icon's don't change anything functionally)
• 16. Add file type filters for UDL in Save dialogs.
  => 67c5a51
• 17. Add TOML language (TOML format) support.
  => a744c03
• 19. Recognize Cython files as Python.
  => Nothing to update (UM doesn't describe the extensions, and the "fix" for Cython just involved adding pyx pxd pxi to the list of Python extensions)
• 21. Add the ability to open the copy automatically after the “Save a Copy” command.
  => Save a Copy As - Shift+Click #698 closed
• 23. Add one more option for auto-indent so C-Like language indent can be disabled.
  => adb5259