Use path.join instead of string templates.

Author: neogeek

lib/loaders.js

@@ -109,7 +109,7 @@ const loadPlugin = config => new Promise((resolve, reject) => {
 
         } else if (stats && stats.isFile() && config.layout.match(JAVASCRIPT_REGEX)) {
 
-            resolve(require(`${process.cwd()}/${config.layout}`));
+            resolve(require(path.join(process.cwd(), config.layout)));
 
         } else {