Replace remaining FactoryGirl usage with cfoundry fakes.

Bump cfoundry gem dependency.

Change-Id: I52061cc136cccd30c5d2d1a776eb5dbf8d988c74
Testing travis build id.

Change-Id: I6ff6ecb4b1c846f77790ea892564d754073e7101
Diagnosing travis end-to-end test fail

Change-Id: I91e37c4caf07ea385171e5eebe9e602b456c468d