KitchenSink, from master branch, has information in its tiapp.xml for blackberry and tizen.
Steps to reproduce issue:
1. Import KitchenSink from master: https://github.com/appcelerator/KitchenSink/tree/master
2. Open the tiapp.xml
There is information in the tiapp for blackberry and tizen.
There should not be any reference to unsupported platforms in the tiapp.xml.