Merge pull request #218 from dreyescat/master

Specify node engine minimum version

Author: sokra

package.json

@@ -3,6 +3,9 @@
   "version": "0.23.1",
   "author": "Tobias Koppers @sokra",
   "description": "css loader module for webpack",
+  "engines": {
+    "node": ">=0.12.0"
+  },
   "dependencies": {
     "css-selector-tokenizer": "^0.5.1",
     "cssnano": ">=2.6.1 <4",