relax 0.x peer deps

Author: yyx990803

package.json

@@ -33,8 +33,8 @@
   },
   "peerDependencies": {
     "vue-html-loader": "^1.0.0",
-    "css-loader": "^0.21.0",
-    "style-loader": "^0.13.0",
+    "css-loader": "*",
+    "style-loader": "*",
     "babel-loader": "^6.1.0",
     "babel-core": "^6.1.2",
     "babel-plugin-transform-runtime": "^6.1.2",