fix ids in de lang of authAD

de/de-informal: Change "Vorlage" to "Template"

de/de-informal: Re-add TOC suffixes (Will be removed after the release
again)

de/de-informal: Re-apply the updates of ba09710ad34bb383ae3526e84490a3d545f78866

Rename ad_username to admin_username
canDo getUsers to false when unavailable

Revert "German language update"

This reverts commit ba09710ad34bb383ae3526e84490a3d545f78866.

Conflicts:
lib/plugins/authad/lang/de/settings.php

adjusted authad language files for config option change

LDAP: do not bind anonymously if superuser is set FS#2607

Brazilian Portuguese language update

Finnish language update

German language update

indexer.php: disable the GIF output only with debug parameter and allowdebug

Before this fix the debug parameter always prevent the GIF from being
sent even though no actual debug information was re

indexer.php: disable the GIF output only with debug parameter and allowdebug

Before this fix the debug parameter always prevent the GIF from being
sent even though no actual debug information was returned unless the
allowdebug configuration option was set. Now the GIF is only disabled if
debugging is actually allowed.

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Dutch language update

Brazilian Portuguese language update

Latvian language update

Chinese language update

Korean language update

fixed info/error messages in RTL languages

de/de-informal: config plugin - Clean up the TOC in the configuration page / No need to add "Konfiguration" or "Plugin" to every element if the heading tells you that.

de/de-informal: language updates for the core, authldap, authmysql, authpgsql

Add missing jQuery-UI image and update update script

For just one image another syntax was used, this fixes the update script
to also fetch this image.

Update settings.php

Update metadata.php

Without this unable to access AD info. Also allows SSO.

Update default.php

Wihtout this, unable to fetch any AD info.. also allows SSO.

German (informal) language update