优化

app/src/main/res/menu/rss_articles.xml

@@ -2,6 +2,16 @@
 <menu xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto">
 
+    <item
+        android:id="@+id/menu_login"
+        android:title="@string/login"
+        app:showAsAction="never" />
+
+    <item
+        android:id="@+id/menu_set_source_variable"
+        android:title="@string/set_source_variable"
+        app:showAsAction="never" />
+
     <item
         android:id="@+id/menu_edit_source"
         android:title="@string/edit_source"