Translation of several german phrases. (#8491)

* Translate notification enable message to German

* Translate English phrases to German in admin.php

* Translate UI strings to German

Translated various UI strings from English to German.

* Update German translations in index.php

* make fix-all

---------

Co-authored-by: Alexandre Alapetite <alexandre@alapetite.fr>

README.fr.md

@@ -228,7 +228,7 @@ Voir le [dépôt dédié à ces extensions](https://github.com/FreshRSS/Extensio
 | Langage | Progression | |
 | - | - | - |
 | Čeština (cs) | ￭￭￭￭￭￭￭￭･･ 83% | [contribuer](https://github.com/search?q=repo%3AFreshRSS%2FFreshRSS+path%3Aapp%2Fi18n%2Fcs+%2F%28TODO%7CDIRTY%29%24%2F) |
-| Deutsch (de) | ￭￭￭￭￭￭￭￭￭･ 94% | [contribuer](https://github.com/search?q=repo%3AFreshRSS%2FFreshRSS+path%3Aapp%2Fi18n%2Fde+%2F%28TODO%7CDIRTY%29%24%2F) |
+| Deutsch (de) | ￭￭￭￭￭￭￭￭￭･ 97% | [contribuer](https://github.com/search?q=repo%3AFreshRSS%2FFreshRSS+path%3Aapp%2Fi18n%2Fde+%2F%28TODO%7CDIRTY%29%24%2F) |
 | Ελληνικά (el) | ￭￭￭･･･････ 38% | [contribuer](https://github.com/search?q=repo%3AFreshRSS%2FFreshRSS+path%3Aapp%2Fi18n%2Fel+%2F%28TODO%7CDIRTY%29%24%2F) |
 | English (en) | ￭￭￭￭￭￭￭￭￭￭ 100% | [contribuer](https://github.com/search?q=repo%3AFreshRSS%2FFreshRSS+path%3Aapp%2Fi18n%2Fen+%2F%28TODO%7CDIRTY%29%24%2F) |
 | English (United States) (en-US) | ￭￭￭￭￭￭￭￭￭￭ 100% | [contribuer](https://github.com/search?q=repo%3AFreshRSS%2FFreshRSS+path%3Aapp%2Fi18n%2Fen-US+%2F%28TODO%7CDIRTY%29%24%2F) |

README.md

@@ -124,7 +124,7 @@ See the [repository dedicated to those extensions](https://github.com/FreshRSS/E
 | Language | Progress | |
 | - | - | - |
 | Čeština (cs) | ￭￭￭￭￭￭￭￭･･ 83% | [contribute](https://github.com/search?q=repo%3AFreshRSS%2FFreshRSS+path%3Aapp%2Fi18n%2Fcs+%2F%28TODO%7CDIRTY%29%24%2F) |
-| Deutsch (de) | ￭￭￭￭￭￭￭￭￭･ 94% | [contribute](https://github.com/search?q=repo%3AFreshRSS%2FFreshRSS+path%3Aapp%2Fi18n%2Fde+%2F%28TODO%7CDIRTY%29%24%2F) |
+| Deutsch (de) | ￭￭￭￭￭￭￭￭￭･ 97% | [contribute](https://github.com/search?q=repo%3AFreshRSS%2FFreshRSS+path%3Aapp%2Fi18n%2Fde+%2F%28TODO%7CDIRTY%29%24%2F) |
 | Ελληνικά (el) | ￭￭￭･･･････ 38% | [contribute](https://github.com/search?q=repo%3AFreshRSS%2FFreshRSS+path%3Aapp%2Fi18n%2Fel+%2F%28TODO%7CDIRTY%29%24%2F) |
 | English (en) | ￭￭￭￭￭￭￭￭￭￭ 100% | [contribute](https://github.com/search?q=repo%3AFreshRSS%2FFreshRSS+path%3Aapp%2Fi18n%2Fen+%2F%28TODO%7CDIRTY%29%24%2F) |
 | English (United States) (en-US) | ￭￭￭￭￭￭￭￭￭￭ 100% | [contribute](https://github.com/search?q=repo%3AFreshRSS%2FFreshRSS+path%3Aapp%2Fi18n%2Fen-US+%2F%28TODO%7CDIRTY%29%24%2F) |

app/i18n/de/admin.php

@@ -31,7 +31,7 @@ return array(
 		'empty_list' => 'Es gibt keine installierte Erweiterung.',
 		'empty_list_help' => 'Siehe Protokolle für weitere Infos, warum die Erweiterungsliste leer ist.',
 		'enabled' => 'Aktiviert',
-		'is_compatible' => 'Is compatible',	// TODO
+		'is_compatible' => 'Ist kompatibel',
 		'latest' => 'Installiert',
 		'name' => 'Name',	// IGNORE
 		'no_configure_view' => 'Diese Erweiterung kann nicht konfiguriert werden.',
@@ -48,8 +48,8 @@ return array(
 		'_' => 'Statistiken',
 		'all_feeds' => 'Alle Feeds',
 		'category' => 'Kategorie',
-		'date_published' => 'Publication date',	// TODO
-		'date_received' => 'Received date',	// TODO
+		'date_published' => 'Veröffentlicht am',
+		'date_received' => 'Erhalten am',
 		'entry_count' => 'Anzahl der Einträge',
 		'entry_per_category' => 'Einträge pro Kategorie',
 		'entry_per_day' => 'Einträge pro Tag (letzten 30 Tage)',
@@ -62,7 +62,7 @@ return array(
 		'idle' => 'Inaktive Feeds',
 		'main' => 'Haupt-Statistiken',
 		'main_stream' => 'Haupt-Feeds',
-		'nb_unreads' => 'Number of unread articles',	// TODO
+		'nb_unreads' => 'Anzahl ungelesener Artikel',
 		'no_idle' => 'Es gibt keinen inaktiven Feed!',
 		'number_entries' => '%d Artikel',
 		'overview' => 'Übersicht',
@@ -74,7 +74,7 @@ return array(
 		'status_unread' => 'Ungelesen',
 		'title' => 'Statistiken',
 		'top_feed' => 'Top 10-Feeds',
-		'unread_dates' => 'Dates with most unread articles',	// TODO
+		'unread_dates' => 'Datum mit den meisten ungelesenen Artikeln',
 	),
 	'system' => array(
 		'_' => 'Systemeinstellungen',
@@ -83,12 +83,12 @@ return array(
 			'_' => 'Base URL',	// IGNORE
 			'recommendation' => 'Automatische Empfehlung: <kbd>%s</kbd>',
 		),
-		'closed_registration_message' => 'Message if registrations are closed',	// TODO
+		'closed_registration_message' => 'Nachricht bei geschlossener Registrierung',
 		'cookie-duration' => array(
 			'help' => 'in Sekunden',
 			'number' => 'Eingeloggt bleiben für',
 		),
-		'default_closed_registration_message' => 'This server does not accept new registrations at the moment.',	// TODO
+		'default_closed_registration_message' => 'Dieser Server akzeptiert momentan keine neuen Registrierungen.',
 		'force_email_validation' => 'E-Mail Adressvalidierung erzwingen',
 		'instance-name' => 'Bezeichnung',
 		'max-categories' => 'Anzahl erlaubter Kategorien pro Benutzer',

app/i18n/de/conf.php

@@ -106,7 +106,7 @@ return array(
 		'small' => 'Klein',
 	),
 	'notification' => array(
-		'html5_enable_notif' => 'Enable notification',	// TODO
+		'html5_enable_notif' => 'Benachrichtigungen aktivieren',
 	),
 	'notification_timeout' => array(
 		'bad' => array(

app/i18n/de/gen.php

@@ -189,7 +189,7 @@ return array(
 		'about' => 'Info',
 		'account' => 'Account',	// IGNORE
 		'admin' => 'Administration',	// IGNORE
-		'advanced_search' => 'Advanced Search',	// TODO
+		'advanced_search' => 'Erweiterte Suche',
 		'archiving' => 'Archivierung',
 		'authentication' => 'Authentifizierung',
 		'check_install' => 'Installationsüberprüfung',
@@ -224,29 +224,29 @@ return array(
 	),
 	'search' => array(
 		'advanced_search_help' => 'This form helps construct search queries, but manual queries are even more powerful.',	// TODO
-		'authors' => 'Authors',	// TODO
-		'categories' => 'Categories',	// TODO
-		'content' => 'Content',	// TODO
-		'date_from' => 'From',	// TODO
-		'date_past' => 'In the past',	// TODO
-		'date_published' => 'Publication Date',	// TODO
-		'date_range' => 'Date Range',	// TODO
-		'date_received' => 'Received Date',	// TODO
-		'date_to' => 'To',	// TODO
+		'authors' => 'Authoren',
+		'categories' => 'Kategorien',
+		'content' => 'Inhalt',
+		'date_from' => 'Ab',
+		'date_past' => 'In der Vergangenheit',
+		'date_published' => 'Veröffentlichungsdatum',
+		'date_range' => 'Zeitraum',
+		'date_received' => 'Empfangen am',
+		'date_to' => 'Bis',
 		'date_user' => 'User Modification Date',	// TODO
-		'feeds' => 'Feeds',	// TODO
-		'free_text' => 'Free Text',	// TODO
-		'free_text_help' => 'Search both in title and content',	// TODO
+		'feeds' => 'Feeds',	// IGNORE
+		'free_text' => 'Freitext',
+		'free_text_help' => 'Durchsucht sowohl Inhalt als auch Titel',
 		'full_documentation' => 'View <a href="https://freshrss.github.io/FreshRSS/en/users/10_filter.html#with-the-search-field" target="_blank">full search documentation</a>',	// TODO
-		'labels' => 'My Labels',	// TODO
+		'labels' => 'Meine Label',
 		'multiple_help' => 'Select one or more (hold <kbd>Ctrl</kbd> or <kbd>Cmd</kbd>)',	// TODO
-		'sources' => 'Sources',	// TODO
+		'sources' => 'Quellen',
 		'tags' => 'Article Tags',	// TODO
 		'text' => 'Text Search',	// TODO
 		'text_help' => 'Multiple lines are combined by a logical <i>or</i>. Also supports <a href="https://freshrss.github.io/FreshRSS/en/users/10_filter.html#regex" target="_blank">regular expressions</a>.',	// TODO
 		'text_placeholder' => 'Keyword',	// TODO
-		'title' => 'Title',	// TODO
-		'url' => 'URL',	// TODO
+		'title' => 'Titel',
+		'url' => 'URL',	// IGNORE
 		'user_queries' => 'User Queries',	// TODO
 	),
 	'share' => array(

app/i18n/de/index.php

@@ -43,7 +43,7 @@ return array(
 			'yesterday' => 'Published yesterday',	// TODO
 		),
 		'received' => array(
-			'_' => 'Received',	// TODO
+			'_' => 'Empfangen',
 			'today' => 'Heute empfangen',
 			'yesterday' => 'Gestern empfangen',
 		),
@@ -85,14 +85,14 @@ return array(
 		'rss_view' => 'RSS-Feed',
 		'search_short' => 'Suchen',
 		'sort' => array(
-			'asc' => 'Ascending',	// TODO
+			'asc' => 'Aufsteigend',
 			'c' => array(
 				'name_asc' => 'Kategorie, Feed-Titel A→Z',
 				'name_desc' => 'Kategorie, Feed-Titel Z→A',
 			),
 			'date_asc' => 'Veröffentlichungsdatum 1→9',
 			'date_desc' => 'Veröffentlichungsdatum 9→1',
-			'desc' => 'Descending',	// TODO
+			'desc' => 'Absteigend',
 			'f' => array(
 				'name_asc' => 'Feed-Titel A→Z',
 				'name_desc' => 'Feed-Titel Z→A',