update page

Author: bstabler

README.md

@@ -20,6 +20,7 @@ The ActivitySim project emerged from a consortium of Metropolitan Planning Organ
   - [Documentation](https://udst.github.io/activitysim)
   - [Management](https://github.com/UDST/activitysim/wiki)
   - [Governance](https://github.com/UDST/activitysim/wiki/Governance)
-
+  - [Affiliated Packages](https://github.com/UDST/activitysim/wiki/Affiliated-Packages)
+  
 ActivitySim is administered by the [Association of Metropolitan Planning Organizations](http://www.ampo.org) Research Foundation, a Federal 501(c)(3) organization.