minor changes

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

-<?xml version="1.0" encoding="utf-8"?>
-<menu xmlns:android="http://schemas.android.com/apk/res/android">
-
-    <item
-        android:id="@+id/action_members_list"
-        android:title="@string/title_members_list"
-        android:showAsAction="never" />
-
-    <item
-        android:id="@+id/action_mentions"
-        android:title="@string/msg_mentions"
-        app:showAsAction="never" />
-
-    <item
-        android:id="@+id/action_pinned_messages"
-        android:title="@string/title_pinned_messages"
-        android:showAsAction="never" />
-
-    <item
-        android:id="@+id/action_favorite_messages"
-        android:title="@string/title_favorite_messages"
-        android:showAsAction="never" />
-
-    <item
-        android:id="@+id/action_files"
-        android:title="@string/msg_files"
-        android:showAsAction="never" />
-</menu>
\ No newline at end of file