fix accidental commit of changes to test_json avoiding issues in dev environment

Author: linuxdaemon

travis/test_json.py

@@ -13,7 +13,7 @@
 exit_code = 0
 print("Travis: Testing all JSON files in source")
 
-for root, dirs, files in os.walk('data'):
+for root, dirs, files in os.walk('.'):
     for filename in fnmatch.filter(files, '*.json'):
         file = os.path.join(root, filename)
         with codecs.open(file, encoding="utf-8") as f: