#4080 [HHQ-2921] Add jt400.jar for AS/400 JDBC driver for sqlquery

[Hyperic Team]

http://jira.hyperic.com/browse/HHQ-2921
jt400.jar will provide JDBC driver support for AS/400. jt400.jar attached. From http://jt400.sourceforge.net/

Short term place in pdk/lib/jdbc on agent and restart.