autologout 8.x-1.1

New release for D8 version which adds new features and fixes bugs. Contains following issues:

1. #2955419: Maintaining Drupal coding standards
2. #2843675: Translate configuration in version 8
3. #2930955: Autologout timeout configuration requires session.gc_maxlifetime to be set correctly.
4. #2914041: New user threshold default value bug
5. #3023156: Autologout block not displaying time remaining correctly per role
6. #3036146: Replace drupal_set_message() by Messenger service
7. #2917570: Update Logout per role (setting) with clear label
8. #2997666: Error message says timeout must be less than 1800 but saves 1800 too
9. #3007408: Add persistent login module support
10. #3057238: Allow setting type of inactivity message
11. #3070244: Autologout threshold not saved for first time created user
12. #3076831: Add option to use the highest timeout value for users with multiple roles
13. #3100295: Replace Legacy AHAH naming with AJAX
14. #3097703: Redirect not working with use_alt_logout_method: true
15. #3100394: Drupal 9 Deprecated Code Report (Automated tests)
16. #2876738: Allow title, yes, and no buttons to be configurable
17. #2876743: Debounce the activity tracking
18. #3087011: Drupal 9 Deprecated Code Report for Automated Logout module
19. #3100622: Logout messages not translated the right way
20. #2730737: Add admin setting to disable user-specific logout thresholds
21. #3085752: Prevent Autologout for Whitelisted IP addresses
22. #3115990: Remove user config schema
23. #3114711: Notice: Undefined index: HTTP_REFERER in autologout_page_attachments
24. #2864998: Add per-role logout URL