cursor has site color

src/app/cursor-view.coffee

@@ -30,6 +30,9 @@ class CursorView extends View
     @cursor.on 'destroyed.cursor-view', =>
       @needsRemoval = true
 
+    if @cursor.marker.isRemote()
+      @addClass("site-#{@cursor.marker.getOriginSiteId()}") 
+
   remove: ->
     @editor.removeCursorView(this)
     @cursor.off('.cursor-view')