Added addDependency for required files and cleared require cache in order to fix Webpack watch

Author: dainyl

index.js

@@ -36,7 +36,10 @@ const operator = {
 
     getVarData (modulePath, webpackContext) {
         return modulePath.reduce( (accumulator, currentPath) => {
-            const moduleData = (currentPath.methodName)? require(path.join(webpackContext.context, currentPath.path))[currentPath.methodName] : require(path.join(webpackContext.context, currentPath.path));
+            const modulePath = path.join(webpackContext.context, currentPath.path);
+            delete require.cache[require.resolve(modulePath)];
+            const moduleData = (currentPath.methodName)? require(modulePath)[currentPath.methodName] : require(modulePath);
+            webpackContext.addDependency(modulePath)
             return Object.assign(accumulator, moduleData);
         }, {});
     },