Reorganize the import_js example

examples/import_js/index.js

@@ -1,4 +1,4 @@
 // For more comments about what's going on here, check out the `hello_world`
 // example
-import('./pkg/import_js')
+import('./crate/pkg/import_js')
   .catch(console.error);

examples/import_js/webpack.config.js

@@ -14,7 +14,7 @@ module.exports = {
             template: 'index.html'
         }),
         new WasmPackPlugin({
-            crateDirectory: path.resolve(__dirname, ".")
+            crateDirectory: path.resolve(__dirname, "crate")
         }),
         // Have this example work in Edge which doesn't ship `TextEncoder` or
         // `TextDecoder` at this time.