swarmdetailspanel: add scrollbar to settings

Change-Id: I46e3ef0d00b3db97f4908d84e7b251ee67a861c7

src/app/mainview/components/SwarmDetailsPanel.qml

@@ -293,6 +293,14 @@ Rectangle {
             Layout.preferredHeight: root.height - header.height - JamiTheme.preferredMarginSize
             color: JamiTheme.secondaryBackgroundColor
 
+
+            JamiFlickable {
+                id: settingsScrollView
+                property ScrollBar vScrollBar: ScrollBar.vertical
+                anchors.fill: parent
+
+                contentHeight: aboutSwarm.height + JamiTheme.preferredMarginSize
+
                 ColumnLayout {
                     id: aboutSwarm
                     anchors.left: parent.left
@@ -569,6 +577,7 @@ Rectangle {
                         }
                     }
                 }
+            }
 
             JamiListView {
                 id: members