* Changes. to metadata in Manage users
* changes to install section
* Added titile
* More changes.
* Updated administration folder metadata, moved 2 files from installation folder.
* Added links to Administration landing page, other metadata changes worked out.
* Updated alerting section metadata.
* Updated metadata of Auth section. Broke index and created separate Grafana Authentication section.
* Added correct weight.
* Updated metadata for the Best practices section.
* Updated metadata in templates, broke Overview topic.
* Updated subment Variable types metadata
* Fixed yaml file and H1 description of Variables syntax topic.
* Couple more metadata changes.
* Added aliases files, as suggested by Diana.
Add a default timezone that the administrator can set in the settings.
This setting is be used as default for the users timezone preference.
Can be used when creating Grafana instances without administrator
intervention, in order to give user the correct default timezone.
Fixes#25654
