Add Chesapeake Bay data loading and download links

Author: aaronaxvig

data.html

@@ -25,6 +25,18 @@
                 <th>GeoJSON</th>
                 <th>"North" end location</th>
             </tr>
+            <tr>
+                <td>-199 to -100</td>
+                <td><a href="data/aicw-mile-marker-neg100-neg199.gpx">Download GPX</a></td>
+                <td><a href="data/aicw-mile-marker-neg100-neg199.geojson">Download GeoJSON</a></td>
+                <td>N end of Chesapeake Bay</td>
+            </tr>
+            <tr>
+                <td>-99 to -1</td>
+                <td><a href="data/aicw-mile-marker-neg1-neg99.gpx">Download GPX</a></td>
+                <td><a href="data/aicw-mile-marker-neg1-neg99.geojson">Download GeoJSON</a></td>
+                <td>Just N of the mouth of the Potomac River</td>
+            </tr>
             <tr>
                 <td>0-99</td>
                 <td><a href="data/aicw-mile-marker-0-99.gpx">Download GPX</a></td>

js/LoadData.js

@@ -7,6 +7,8 @@ var data =
     };
 
 var aicwFiles = [
+    'data/aicw-mile-marker-neg100-neg199.geojson',
+    'data/aicw-mile-marker-neg1-neg99.geojson',
     'data/aicw-mile-marker-0-99.geojson',
     'data/aicw-mile-marker-100-199.geojson',
     'data/aicw-mile-marker-200-299.geojson',