The format for /liquibase and /flyway has changed with Spring Boot 1.5.0
to support multiple Flyway/Liquibase beans. With this change we adpot
the new format, but also support the old one.

closes #371

closes #237

otherwise it gets mixed up whith the standard html title attribute

Adds an application view that displays a table of
Flyway migrations as retrieved from the /flyway Actuator
endpoint. The module is conditional on this endpoint being
available.

Fixes gh-206