Setup high-level & sub research directions

Author: RSTZZZ

_config.yml

@@ -28,7 +28,7 @@ future: true
 
 # Build settings
 markdown: kramdown
-remote_theme: mmistakes/minimal-mistakes@4.24.0
+remote_theme: mmistakes/minimal-mistakes@4.26.2
 # Outputting
 permalink: /:categories/:title/
 timezone: America/Montreal
@@ -156,6 +156,6 @@ tag_archive:
 
 # Collections
 collections:
-  projects:
+  research_directions:
     output: true
     permalink: /:path/