Use local npm modules for utility sub-modules

webpack-utils/intl-loader.js

@@ -0,0 +1,21 @@
+module.exports = function() {
+    this.cacheable && this.cacheable();
+
+    var moduleId = this.context
+        .replace(this.options.resolve.root, '')
+        .replace(/^\/|\/$/g, '')
+        .replace(/\//g, '.');
+
+    var content = this.inputValue[0];
+    content = JSON.stringify(Object.keys(content).reduce(function(translations, key) {
+        translations[key] = {
+            id: moduleId + '.' + key,
+            defaultMessage: content[key]
+        };
+
+        return translations;
+    }, {}));
+
+    return 'import { defineMessages } from \'react-intl\';'
+        + 'export default defineMessages(' + content + ')';
+};