Springboot 1.5.X不再支持Velocity

今天升级项目的SpringBoot版本到1.5.4，发现一堆问题，其中Velocity的支持已经移除，导致视图一直报错，之前知道Spring4.3废弃了Velocity，@deprecated as of Spring 4.3, in favor of FreeMarker，所以以为Springboot也只是deprecated ，谁曾想居然remove掉了。

https://github.com/spring-projects/spring-boot/wiki/Spring-Boot-1.5-Release-Notes

Classes, methods and properties that were deprecated in Spring Boot 1.4 have been removed in this release. Please ensure that you aren’t calling deprecated methods before upgrading. In particular, the HornetQ and Velocity support have been removed.