added slack invitation link line

pablolirag · pablolirag · commit c8584275374f · 2018-02-28T22:20:10.000-03:00
diff --git a/_config.yml b/_config.yml
@@ -17,8 +17,8 @@ github_username:  python-chile
 project_repository: pythonchile.cl
 disqus_shortname: python-chile
 facebook_username : groups/pythonchileprogramadores
-slack_username : python-chile
-
+slack_username : 
+slack_invitacion: https://join.slack.com/t/python-chile/shared_invite/enQtMjczMjM1OTkxNjAwLTRmMmI5NDE3Yjg1MWYwYmRhMTIxNGNmODcwYWRmYTUwMmE2NWI0MjM0YmE3NzhhMTcyYWIzOWE2ZGNlMzM4ZjY
 g-analytics: UA-113857044-1
 altmetric: true
 
