Make settings combobox width dependent on content

fixes #1164

resources/qml/CommunitiesList.qml

@@ -147,10 +147,9 @@ Page {
                     url: {
                         if (model.avatarUrl.startsWith("mxc://"))
                             return model.avatarUrl.replace("mxc://", "image://MxcImage/");
-                        else if (model.avatarUrl.length > 0) {
+                        else if (model.avatarUrl.length > 0)
-                            console.log("image://colorimage/" + model.avatarUrl + "?" + communityItem.unimportantText);
                             return model.avatarUrl;
-                        } else
+                        else
                             return "";
                     }
                     width: avatarSize

resources/qml/pages/UserSettingsPage.qml

@@ -99,6 +99,7 @@ Rectangle {
                                 model: r.model.values
                                 currentIndex: r.model.value
                                 onCurrentIndexChanged: r.model.value = currentIndex
+                                implicitContentWidthPolicy: ComboBox.WidestTextWhenCompleted
 
                                 WheelHandler{} // suppress scrolling changing values
                             }