chore(package): update chalk to version 2.0.1

Closes #30

Author: greenkeeper[bot]

package.json

@@ -44,7 +44,7 @@
     "babel-preset-es2017": "^6.22.0",
     "babel-preset-latest": "^6.24.0",
     "babel-preset-stage-0": "^6.22.0",
-    "chalk": "^1.1.3",
+    "chalk": "^2.0.1",
     "coveralls": "^2.13.0",
     "eslint": "^3.19.0",
     "eslint-config-airbnb-base": "^11.1.3",