Add Microsoft Edge here too. (JacksonTian#136)

Author: infinnie

fks_chart/data/front-end.json

@@ -8,7 +8,7 @@
       "children": [
         {
           "id": "2",
-          "name": "IE6/[7](http://www.microsoft.com/en-US/download/details.aspx?id=2)/[8](http://windows.microsoft.com/en-US/internet-explorer/downloads/ie-8)/[9](http://windows.microsoft.com/en-US/internet-explorer/downloads/ie-9/worldwide-languages)/[10](http://windows.microsoft.com/en-US/internet-explorer/ie-10-worldwide-languages)/[11](http://windows.microsoft.com/en-US/internet-explorer/ie-11-worldwide-languages) (Trident)"
+          "name": "IE6/[7](http://www.microsoft.com/en-US/download/details.aspx?id=2)/[8](http://windows.microsoft.com/en-US/internet-explorer/downloads/ie-8)/[9](http://windows.microsoft.com/en-US/internet-explorer/downloads/ie-9/worldwide-languages)/[10](http://windows.microsoft.com/en-US/internet-explorer/ie-10-worldwide-languages)/[11](http://windows.microsoft.com/en-US/internet-explorer/ie-11-worldwide-languages) (Trident)  / [Edge](https://www.microsoft.com/en-us/windows/microsoft-edge) (EdgeHTML)"
         },
         {
           "id": "3",
@@ -773,4 +773,4 @@
       ]
     }
   ]
-}
+}