In marker detail page, add a label "Since last Statistics Marker".

In the marker detail page, on resume, update the waypoint
in case it is returning from marker edit page.

MyTracks/res/layout/marker_detail.xml

@@ -31,19 +31,27 @@ limitations under the License.
       android:orientation="vertical" >
       <TextView
         android:id="@+id/marker_detail_waypoint_marker_type"
-        style="@style/TextLarge" />
+        style="@style/TextLarge.WithTopMargin" />
       <TextView
         android:id="@+id/marker_detail_waypoint_description"
-        style="@style/TextLarge" />
+        style="@style/TextLarge.WithTopMargin" />
     </LinearLayout>
-    <TableLayout
+    <LinearLayout
       android:id="@+id/marker_detail_statistics_section"
       android:layout_height="wrap_content"
       android:layout_width="fill_parent"
-      android:paddingTop="8dp"
-      android:shrinkColumns="0,2"
-      android:stretchColumns="0,2" >
-      <include layout="@layout/stats_core" />
-    </TableLayout>
+      android:orientation="vertical" >
+      <TextView
+        android:text="@string/marker_detail_statistics_title"
+        style="@style/TextLarge.WithTopMargin" />
+      <TableLayout
+        android:layout_height="wrap_content"
+        android:layout_width="fill_parent"
+        android:paddingTop="8dp"
+        android:shrinkColumns="0,2"
+        android:stretchColumns="0,2" >
+        <include layout="@layout/stats_core" />
+      </TableLayout>
+    </LinearLayout>
   </LinearLayout>
 </ScrollView>

MyTracks/res/values/strings.xml

@@ -965,6 +965,11 @@ limitations under the License.
       %1$s marker type. E.g., 'building'.">
     Marker type: %1$s
   </string>  
+  <string name="marker_detail_statistics_title"
+    translation_description="In the marker detail page, the title for the statistics section
+      indicating that the data below are since the last Statistics marker.">
+    Since last Statistics marker:
+  </string>  
   <string name="marker_edit_marker_type"
     translation_description="In the marker edit page, the label for the marker type, including some
       exmaples.">

MyTracks/res/values/styles.xml

@@ -122,6 +122,10 @@ limitations under the License.
     <item name="android:layout_width">wrap_content</item>
     <item name="android:textSize">22sp</item>
   </style>
+  <!-- The style for large size text with top margin -->
+  <style name="TextLarge.WithTopMargin">
+    <item name="android:layout_marginTop">8dp</item>
+  </style>
   <!-- The style for medium size text -->
   <style name="TextMedium">
     <item name="android:layout_height">wrap_content</item>