Update and add missing text to locales

locales/de.json

@@ -10,8 +10,9 @@
   "newest": "neueste",
   "oldest": "älteste",
   "popular": "beliebt",
-  "Preview page": "Vorschau Seite",
+  "last": "",
   "Next page": "Nächste Seite",
+  "Previous page": "Vorherige Seite",
   "Clear watch history?": "Verlauf löschen?",
   "Yes": "Ja",
   "No": "Nein",
@@ -28,7 +29,6 @@
   "Export data as JSON": "Daten als JSON exportieren",
   "Delete account?": "Account löschen?",
   "History": "Verlauf",
-  "Previous page": "Vorherige Seite",
   "An alternative front-end to YouTube": "Eine alternative Oberfläche für YouTube",
   "JavaScript license information": "JavaScript Lizenzinformationen",
   "source": "Quelle",
@@ -101,10 +101,6 @@
   "Sign out": "Abmelden",
   "Released under the AGPLv3 by Omar Roth.": "Veröffentlicht unter AGPLv3 von Omar Roth.",
   "Source available here.": "Quellcode verfügbar hier.",
-  "Liberapay: ": "Liberapay: ",
-  "Patreon: ": "Patreon: ",
-  "BTC: ": "BTC: ",
-  "BCH: ": "BCH: ",
   "View JavaScript license information.": "Javascript Lizenzinformationen anzeigen.",
   "Trending": "Trending",
   "Watch video on Youtube": "Video auf YouTube ansehen",
@@ -290,5 +286,8 @@
   "Youtube permalink of the comment": "",
   "`x` marked it with a ❤": "",
   "Audio mode": "",
-  "Video mode": ""
+  "Video mode": "",
+  "Videos": "",
+  "Playlists": "",
+  "Current version: ": ""
 }