chore(release): 3.1.1

Author: mrodrig

package.json

@@ -2,7 +2,7 @@
     "author": "mrodrig",
     "name": "json-2-csv",
     "description": "A JSON to CSV and CSV to JSON converter that natively supports sub-documents and auto-generates the CSV heading.",
-    "version": "3.1.0",
+    "version": "3.1.1",
     "repository": {
         "type": "git",
         "url": "http://github.com/mrodrig/json-2-csv.git"