Merge pull request #408 from PatrickHeneise/source

Region adjustment

Author: SomeoneWeird

chapters/barcelona.json

@@ -2,7 +2,7 @@
   "name": "Barcelona NodeSchool",
   "location": "Barcelona",
   "country": "ES",
-  "region": "Catalunya",
+  "region": "Europe",
   "organizers": ["patrickheneise"],
   "website": "http://nodeschool.io/barcelona/",
   "twitter": "",