Align stats's page grade bottom alignment

MyTracks/res/layout/stats_calorie.xml

@@ -33,6 +33,7 @@ limitations under the License.
     <!-- Activity type -->
     <Spinner
       android:id="@+id/stats_activity_type_icon"
+      android:layout_gravity="bottom"
       android:layout_height="wrap_content"
       android:layout_marginLeft="4dp"
       android:layout_marginTop="-6dp"

MyTracks/res/layout/stats_small_group_item.xml

@@ -34,9 +34,13 @@ limitations under the License.
   <LinearLayout
     android:layout_gravity="left|bottom"
     style="@style/StatsSmallValueContainer" >
+    <TextView
+      android:visibility="invisible"
+      style="@style/StatsSmallValue" />
     <!-- Label -->
     <TextView
       android:id="@+id/stats_label"
+      android:layout_gravity="bottom"
       android:paddingLeft="8dp"
       style="@style/StatsSmallLabel" />
   </LinearLayout>

MyTracks/res/values/styles.xml

@@ -156,6 +156,7 @@ limitations under the License.
   </style>
   <!-- stats large value -->
   <style name="StatsLargeValue">
+    <item name="android:layout_gravity">bottom</item>
     <item name="android:layout_height">wrap_content</item>
     <item name="android:layout_width">wrap_content</item>
     <item name="android:singleLine">true</item>
@@ -192,6 +193,7 @@ limitations under the License.
   </style>
   <!-- stats small value -->
   <style name="StatsSmallValue" parent="@style/TextLarge">
+    <item name="android:layout_gravity">bottom</item>
     <item name="android:singleLine">true</item>
     <item name="android:textColor">@android:color/white</item>
   </style>
@@ -201,6 +203,7 @@ limitations under the License.
   </style>
   <!-- stats unit -->
   <style name="StatsUnit" parent="@style/TextSmall">
+    <item name="android:layout_gravity">bottom</item>
     <item name="android:paddingLeft">4dp</item>
     <item name="android:singleLine">true</item>
   </style>