add the 3rd keynote

Author: sodevious

src/index.html

@@ -7,12 +7,12 @@
 
 # Featured talks (talks only). Max 6.
 featured_session_slugs:
-  - a-brief-history-of-django
   - keynote-sheena-oconnell
+  - keynote-mario-munoz
+  - keynote-natalia-bidart
+  - a-brief-history-of-django
   - an-opinionated-guide-to-modern-django-forms
   - django-the-web-framework-that-changed-my-life
-  - keynote-mario-munoz
-  - the-art-of-not-redirecting
 
 
 # Any number of featured photos. No maxiumum.