Merge pull request #247 from shower/greenkeeper-grunt-contrib-copy-1.0.0

Update grunt-contrib-copy to version 1.0.0 🚀

package.json

@@ -30,7 +30,7 @@
     "grunt-bump": "0.7.0",
     "grunt-contrib-clean": "^1.0.0",
     "grunt-contrib-compress": "^1.1.0",
-    "grunt-contrib-copy": "^0.8.2",
+    "grunt-contrib-copy": "^1.0.0",
     "grunt-gh-pages": "^1.0.0",
     "grunt-text-replace": "^0.4.0",
     "load-grunt-tasks": "^3.4.1"