Change icon for right-side menu in repository list screen

This action includes both sort order and filter settings so the filter icon shouldn't be used here. Horizontal overflow is a much better fit.

Author: Tunous

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

@@ -1,15 +1,18 @@
 <?xml version="1.0" encoding="utf-8"?>
 <menu xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto">
+
     <item
         android:id="@+id/search"
         android:icon="@drawable/action_search"
         android:title="@string/search"
-        app:showAsAction="always|collapseActionView"
-        app:actionViewClass="android.support.v7.widget.SearchView" />
+        app:actionViewClass="android.support.v7.widget.SearchView"
+        app:showAsAction="always|collapseActionView" />
+
     <item
         android:id="@+id/filter"
-        android:icon="@drawable/filter"
-        android:title="@string/issue_filter"
+        android:icon="@drawable/overflow_horizontal"
+        android:title="@string/filter_and_sort"
         app:showAsAction="ifRoom" />
+
 </menu>

app/src/main/res/values/strings.xml

@@ -165,6 +165,7 @@
     <string name="repo_sort_order_creation_asc">Oldest</string>
     <string name="repo_sort_order_pushed_desc">Most recently pushed</string>
     <string name="repo_sort_order_pushed_asc">Least recently pushed</string>
+    <string name="filter_and_sort">Filter and Sort</string>
 
     <string name="no_blogs_found">No blogs found.</string>
     <string name="no_comments_found">Nobody has commented so far.</string>