INT-3231: Fix Tail setters types for SPR 3.1.x

JIRA: https://jira.springsource.org/browse/INT-3231
INT-3228: Remove Previous versions' Deprecations

JIRA: https://jira.springsource.org/browse/INT-3228

Remove elements that were deprecated in earlier
versions; see the migration guide for more information

https://github.com/spring-projects/spring-integration/wiki/Spring-Integration-2.2-to-3.0-Migration-Guide

INT-3228: Revert FileTransferMH#setTempDirectory