switch to babel.config.js

.babelrc

@@ -1,12 +0,0 @@
-{
-    "presets": [
-        [
-            "@babel/env",
-            {
-            "targets": {
-                "node": "6.7.0"
-            }
-        }
-    ]
-    ]
-}

babel.config.js

@@ -0,0 +1,17 @@
+module.exports = function(api) {
+
+    api.cache(true);
+
+    const presets = [['@babel/env', {
+        targets: {
+            'node': '8.6.0'
+        }
+    }]];
+
+    const plugins = [];
+
+    return {
+        presets,
+        plugins
+    }
+}