Merge pull request #715 from SylvainCorlay/affiliations

Add QS affiliations

Author: krassowski

about.html

@@ -309,6 +309,7 @@
     subproject: Jupyter Notebook
   - name: Frédéric Collonval
     photo: Frederic_Collonval.jpg
+    affiliation: QuantStack
     gh_handle: fcollonval
     linkedin: https://www.linkedin.com/in/frederic-collonval-41147955/
     subproject: JupyterLab
@@ -328,6 +329,7 @@
     subproject: Jupyter Foundations
   - name: Johan Mabille
     photo: Johan_Mabille.jpg
+    affiliation: QuantStack
     twitter_handle: JohanMabille
     gh_handle: JohanMabille
     subproject: Jupyter Kernels