INT-3301 Update Versions of Numerous Dependencies

JIRA: https://jira.springsource.org/browse/INT-3301

INT-3301 Polishing; Bump Hibernate to 4.3.1

* Fix JDBC Test after version update
* Bump Hibernate version to fix failing test

Latest versions of HSQLDB and Spring
INT-3301 Polishing

* Close Context After JDBC Tests
* Fix SFTP Mock Tests

JIRA: https://jira.springsource.org/browse/INT-3301