Add comments for filter

client/coral-framework/hocs/withFragments.js

@@ -1,5 +1,7 @@
 import React from 'react';
 
+// TODO: revisit `filtering` after https://github.com/apollographql/graphql-anywhere/issues/38.
+
 function getDisplayName(WrappedComponent) {
   return WrappedComponent.displayName || WrappedComponent.name || 'Component';
 }