[refactor] added new filter menu headline and adjusted some filter labels

webapp/components/FilterMenu/FollowingFilter.vue

@@ -1,5 +1,8 @@
 <template>
-  <filter-menu-section :divider="false" class="following-filter">
+  <filter-menu-section 
+    :title="$t('filter-menu.following-title')"
+    :divider="false" 
+    class="following-filter">
     <template #filter-follower>
       <li class="item follower-item">
         <labeled-button

webapp/locales/de.json

@@ -281,9 +281,9 @@
       "myFriends": "Nutzer denen ich folge",
       "myGroups": "Aus meinen Gruppen",
       "myTopics": "Meine Themen",
-      "noFilter": "Inhalt filtern",
-      "onlyArticles": "Nur Beiträge",
-      "onlyEvents": "Nur Veranstaltungen"
+      "noFilter": "Inhalte filtern",
+      "onlyArticles": "Beiträge",
+      "onlyEvents": "Veranstaltungen"
     },
     "filterMyGroups": "Beiträge in meinen Gruppen",
     "inappropriatePicture": "Dieses Bild kann für einige Menschen unangemessen sein.",
@@ -396,21 +396,22 @@
     "emotions": "Emotionen",
     "ended": {
       "all": {
-        "hint": "Zeige alle, auch beendete",
+        "hint": "Zeige alle, auch zukünftige",
         "label": "Alle"
       },
       "onlyEnded": {
-        "hint": "Zeige nur noch nicht beendete",
-        "label": "Nicht beendete"
+        "hint": "Zeige nur noch zukünftige",
+        "label": "Zukünftige"
       }
     },
     "event": "Veranstaltung",
     "eventsBy": "Veranstaltungen – zeige ...",
     "eventsEnded": "Beendet",
     "filter-by": "Filtern nach ...",
-    "following": "Nutzer denen ich folge",
+    "following": "Nutzer, denen ich folge",
+    "following-title": "Quellen",
     "languages": "Sprachen",
-    "my-groups": "Meinen Gruppen",
+    "my-groups": "Meine Gruppen",
     "order": {
       "last": {
         "hint": "Sortiere die Letzten nach vorn",

webapp/locales/en.json

@@ -282,8 +282,8 @@
       "myGroups": "By my groups",
       "myTopics": "My topics",
       "noFilter": "Filter content",
-      "onlyArticles": "Only articles",
-      "onlyEvents": "Only events"
+      "onlyArticles": "Articles",
+      "onlyEvents": "Events"
     },
     "filterMyGroups": "Contributions in my groups",
     "inappropriatePicture": "This image may be inappropriate for some people.",
@@ -409,6 +409,7 @@
     "eventsEnded": "Ended",
     "filter-by": "Filter by ...",
     "following": "Users I follow",
+    "following-title": "Sources",
     "languages": "Languages",
     "my-groups": "My groups",
     "order": {