Add Chan Zuckerberg Initiaive to our backers file
@@ -5,3 +5,4 @@ An evergrowing list of our forever immortalized OpenRefine Backers that we LOVE
3. Jens Willmer -
4. mroswell -
5. Google News Initiative - https://newsinitiative.withgoogle.com/
+6. Chan Zuckerberg Initiative - https://chanzuckerberg.com/
