feat(template): change babel presets and plugins

Author: Walker Leite

template/.babelrc

@@ -1,3 +1,32 @@
 {
-  "presets": ["es2015"]
+  "presets": [
+    [
+      "env",
+      {
+        "modules": false,
+        "targets": {
+          "browsers": [
+            "> 1%",
+            "last 2 versions",
+            "not ie <= 8"
+          ]
+        }
+      }
+    ],
+    "stage-2"
+  ],
+  "plugins": [
+    "transform-runtime"
+  ],
+  "env": {
+    "test": {
+      "presets": [
+        "env",
+        "stage-2"
+      ],
+      "plugins": [
+        "istanbul"
+      ]
+    }
+  }
 }

template/package.json

@@ -26,7 +26,10 @@
     "vue": "^2.5.3"
   },
   "devDependencies": {
-    "babel-preset-es2015": "^6.24.1",
+    "babel-plugin-istanbul": "^4.1.1",
+    "babel-plugin-transform-runtime": "^6.22.0",
+    "babel-preset-env": "^1.3.2",
+    "babel-preset-stage-2": "^6.22.0",
     "chai": "^4.1.2",
     "eslint": "^4.11.0",
     "eslint-plugin-vue": "beta",