TEIID-2704 moving type handling logic into the connector work item so
that lob values can be copies as the row is encountered
Conflicts:

	connectors/translator-jdbc/src/main/java/org/teiid/translator/jdbc/db2/BaseDB2ExecutionFactory.java
	engine/src/main/java/org/teiid/dqp/internal/datamgr/ConnectorWorkItem.java
	engine/src/main/java/org/teiid/dqp/internal/process/DataTierManagerImpl.java
	engine/src/main/java/org/teiid/dqp/internal/process/DataTierTupleSource.java
Merge branch '8.4.x' of https://github.com/teiid/teiid into 8.4.x