Update version of debug dependency

Author: SipSeb

package.json

@@ -33,7 +33,7 @@
     "babel-preset-es2015": "~6.18.0",
     "babel-preset-react-hmre": "~1.1.1",
     "babel-preset-stage-0": "~6.16.0",
-    "debug": "~2.3.0",
+    "debug": "~3.1.0",
     "eslint": "~3.9.1",
     "eslint-config-airbnb": "~12.0.0",
     "eslint-plugin-import": "~1.16.0",