Use fitcenter to scale images

MyTracks/res/layout/list_item.xml

@@ -73,7 +73,7 @@ limitations under the License.
           android:layout_marginLeft="8dp"
           android:layout_weight="1"
           android:layout_width="0dp"
-          android:scaleType="fitStart" />
+          android:scaleType="fitCenter" />
       </LinearLayout>
       <TableLayout
         android:layout_height="wrap_content"

MyTracks/res/layout/marker_detail_fragment.xml

@@ -31,7 +31,7 @@ limitations under the License.
         android:id="@+id/marker_detail_waypoint_photo"
         android:layout_height="wrap_content"
         android:layout_width="match_parent"
-        android:scaleType="fitStart" />
+        android:scaleType="fitCenter" />
       <TextView
         android:id="@+id/marker_detail_waypoint_name"
         style="@style/TextLarge.WithTopMargin" />

MyTracks/src/com/google/android/apps/mytracks/util/ListItemUtils.java

@@ -94,9 +94,10 @@ public class ListItemUtils {
     } else {
       photo.setVisibility(View.VISIBLE);
       Display defaultDisplay = activity.getWindowManager().getDefaultDisplay();
-      // Set the initial width to 35% of the display width
-      int width = (int) (defaultDisplay.getWidth() * .35);
-      PhotoUtils.setImageVew(photo, Uri.parse(photoUrl), width, 0);
+      // Set the initial width to 33% of the display width. 
+      int width = (int) (defaultDisplay.getWidth() * .33);
+      int height = 0;
+      PhotoUtils.setImageVew(photo, Uri.parse(photoUrl), width, height);
     }
 
     // Set date/time