Add logo

Author: Daniel Precioso

_config.yml

@@ -81,7 +81,7 @@ analytics:
 # Site Author
 author:
   name             : "Weather Navigation"
-  avatar           : "bbva.png"
+  avatar           : "logo.png"
   bio              : "Mathematical optimization for a more efficient, safer and decarbonized maritime transport"
   location         : "Madrid, Spain"
   employer         :

_pages/markdown.md

@@ -18,7 +18,7 @@ redirect_from:
   * _talks/
 * Footer: _includes/footer.html
 * Static files (like PDFs): /files/
-* Profile image (can set in _config.yml): images/bbva.png
+* Profile image (can set in _config.yml): images/logo.png
 
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