Create HabitListView and move most code from Fragment to it

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

@@ -22,4 +22,18 @@
       xmlns:app="http://schemas.android.com/apk/res-auto"
       tools:context=".MainActivity">
 
+    <item
+        android:id="@+id/action_add"
+        android:icon="?iconAdd"
+        android:title="@string/add_habit"
+        app:showAsAction="ifRoom"/>
+
+    <item
+        android:id="@+id/action_show_archived"
+        android:checkable="true"
+        android:enabled="true"
+        android:title="@string/show_archived"
+        android:orderInCategory="0"
+        app:showAsAction="never"/>
+
 </menu>

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

@@ -22,24 +22,12 @@
       xmlns:tools="http://schemas.android.com/tools"
       tools:context=".MainActivity">
 
-    <item
-        android:id="@+id/action_add"
-        android:icon="?iconAdd"
-        android:title="@string/add_habit"
-        app:showAsAction="ifRoom"/>
-
-    <item
-        android:id="@+id/action_show_archived"
-        android:checkable="true"
-        android:enabled="true"
-        android:title="@string/show_archived"
-        app:showAsAction="never"/>
-
     <item
         android:id="@+id/action_night_mode"
         android:checkable="true"
         android:enabled="true"
         android:title="@string/night_mode"
+        android:orderInCategory="50"
         app:showAsAction="never"/>
 
     <item