Rename made_with.md to notable_projects.md (#401)

* Rename made_with.md to notable_projects.md, add to sidebar

* Remove notable projects from sidebar per review

* Change link in README.md for notable projects

Author: jasonharrison

docs/README.md

@@ -52,7 +52,7 @@ See [changelog](CHANGELOG.md).
 
 ### Notable Projects
 
-Check out these [projects](/made_with.md) that were made with boardgame.io.
+Check out these [projects](/notable_projects.md) that were made with boardgame.io.
 
 ### License