Revert "Remove feed_info test as its not in the sample data"
Revert "Remove feed_info test as its not in the sample data"

This reverts commit c2e13b1dc134bb5a64eecdc9b7967ac43dc43a10.

Commit 3e5b25e01184ac889cdcad05e77b8013b7bd5898 provides a
feed_info file for the test.

bfrog/transitfeed