initial layout changes for in drawer quota display

res/layout/drawer.xml

@@ -24,9 +24,43 @@
         android:layout_width="wrap_content"
         android:layout_height="match_parent"
         android:layout_gravity="start"
+        android:layout_weight="1"
         android:fitsSystemWindows="true"
-        app:theme="@style/NavigationView_ItemTextAppearance"
         app:headerLayout="@layout/drawer_header"
-        app:menu="@menu/drawer_menu"/>
+        app:menu="@menu/drawer_menu"
+        app:theme="@style/NavigationView_ItemTextAppearance">
+
+        <LinearLayout
+            android:id="@+id/drawer_quota"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_gravity="bottom"
+            android:background="#F5F5F5"
+            android:clickable="false"
+            android:orientation="vertical"
+            android:paddingBottom="@dimen/standard_half_padding"
+            android:paddingLeft="@dimen/standard_padding"
+            android:paddingRight="@dimen/standard_padding"
+            android:paddingTop="@dimen/standard_half_padding"
+            android:visibility="gone">
+
+            <ProgressBar
+                android:id="@+id/drawer_quota_ProgressBar"
+                style="?android:attr/progressBarStyleHorizontal"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:indeterminate="false"
+                android:indeterminateOnly="false"
+                android:text="@string/drawer_quota"
+                />
+
+            <TextView
+                android:id="@+id/drawer_quota_text"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:text="@string/drawer_quota"/>
+        </LinearLayout>
+
+    </android.support.design.widget.NavigationView>
 
 </merge>

res/menu/drawer_menu.xml

@@ -67,4 +67,15 @@
             android:icon="@drawable/ic_settings"
             android:title="@string/actionbar_settings"/>
     </group>
+
+    <!--
+      dummy group/element as a workaround to see
+      the whole menu in case of quota being displayed
+    -->
+    <group>
+        <item
+            android:enabled="false"
+            android:orderInCategory="200"
+            android:title=""/>
+    </group>
 </menu>

res/values/strings.xml

@@ -23,6 +23,7 @@
     <string name="drawer_item_on_device">On device</string>
     <string name="drawer_item_settings">Settings</string>
     <string name="drawer_item_uploads_list">Uploads</string>
+    <string name="drawer_quota">%1$s%2$s of %3$s%4$s used</string>
 	<string name="drawer_close">Close</string>
     <string name="drawer_open">Open</string>
     <string name="prefs_category_general">General</string>