Anahita 4.5.0 Birth Release

1. changed: improved RestFUL APIs in authentication, actors, actor settings, media, site settings, stories, comments, and likes.
2. added: Documents app to the list of packages
3. added: method getFileExtension to the fileable behaviour
4. added: notifications/clear RESTful endpoint to set all the unsent notifications in the system to sent.
5. added: ability for site admins to set enabled to true or false when editing an actor.
6. changed: only admins and super admins can filter people by usertype, disabled, and email.
7. fixed: several privacy bugs in people, actors, and media browse views
8. changed: increased actor body field to 1000 chars- changed: increased actor body field to 1000 chars
9. added: profile plugin save method is now called when adding an actor.
10. added: enabled field to json object
11. changed: min char requirements to 2 in Person givenName and familyName. Some people have two character names.
12. added: array of administrators to the actor json object
13. removed: administratorIds from the actor json object
14. fixed: a scenario in administrable and followable, which was causing a loop call of removeAdministrator() and removeFollower()
15. added: notes gadgets for dashboard and profiles
16. added: in Actor perrmissionable behaviour added description field to the single permission record.
17. fixed: story is now rendered in the same format provided by the request format.
18. changed: instead of parameter private we are now passing is_private in the post request.
19. added: in Notifications app settings, added an option to mute email notifications.
20. removed: json view of configuration.php file values. Editing this file from a client side application is a bad idea. It's better to edit this file directly on the server.
21. added: server_domain and client_domain to the configuration.php-dist file
22. changed: updated configuration.php-dist file with variables and documentation so people can use it as a reference.
23. changed: improved smtp mail configuration implementation and it is now working with the Mailgun service
24. added: nohtml template
25. changed: config entity and console/config now write well formatted
    variables
26. removed: live_site
27. added: client_domain to the site config
28. fixed: issue which was including lib_anahita js translation file in nohtml template
29. fixed: issue causing add location to crash the app
30. added: CORS settings to the site configs