Merge pull request #2 from Feiyang1/renovate/pin-dependencies

chore(deps): pin dependencies

Author: Feiyang1

package-lock.json

@@ -35,14 +35,14 @@
     "babel-polyfill": "^6.26.0"    
   },
   "devDependencies": {
-    "babel-core": "^6.7.6",
-    "babel-preset-env": "^1.6.1",
-    "babel-preset-es2015-rollup": "^1.1.1",
-    "css-loader": "^0.23.1",
-    "eslint": "^2.7.0",
-    "rollup": "^0.25.8",
-    "rollup-plugin-babel": "^2.4.0",
-    "style-loader": "^0.13.1",
-    "webpack": "^1.13.1"
+    "babel-core": "6.26.0",
+    "babel-preset-env": "1.6.1",
+    "babel-preset-es2015-rollup": "1.2.0",
+    "css-loader": "0.23.1",
+    "eslint": "2.13.1",
+    "rollup": "0.25.8",
+    "rollup-plugin-babel": "2.7.1",
+    "style-loader": "0.13.2",
+    "webpack": "1.15.0"
   }
 }