Several minor fixes

- for TrackEdit and MarkerEdit, use windowSoftInputMode=stateHidden
- improve layout for the map in MapFragment.
- fix text size for API level < 14.
- fix bug when inserting a statistics marker with a modified name

MyTracks/src/com/google/android/apps/mytracks/TrackDetailActivity.java

@@ -365,7 +365,7 @@ public class TrackDetailActivity extends AbstractMyTracksActivity {
         startActivity(intent);
         return true;
       default:
-        return false;
+        return super.onOptionsItemSelected(item);
     }
   }