Merge branch '591-lange-quicktip-texte-kurzer-anzeigen' into 'development'

Resolve "Lange Quicktip-Texte kürzer anzeigen"

Closes #591

See merge request !1051

resources/assets/less/metager/result-page.less

@@ -648,12 +648,18 @@ a {
         margin: 10px 0px;
         padding-left: 10px;
         border-left: 3px solid #fb0;
+        details:not([open=""]) {
+            .quicktip-summary p {
+                white-space: nowrap;
+                overflow: hidden;
+                text-overflow: ellipsis;
+            }
+        }
         .quicktip-summary {
             h1 {
                 font-size: 16px;
                 font-weight: bold;
             }
-            p {}
         }
         .quicktip-detail {
             border-top: 1px solid #ddd;