Banner 9: Add more key to keyblock

 - add new key into keyblock business
 - copy all functions of ID , event in keyblock controller

 - Add relationship in model xml

<manager id="xxxxL.Manager.Config" name="xxxx">
<items>
<item name="xxxL_AREA" logicalName="burarclArea" type="java.lang.String" physicalName="xxx_AREA">
<value>
<item name="AREA" businessObject="KEY_BLOCK"/>
</value>
</item>

------
<defaultWhereClause><![CDATA[WHERE XXXX_AREA =:ID]]></defaultWhereClause>


 - Add BeforeQuery event into Block controller
@BeforeQuery
public void xxxx_BeforeQuery(QueryEvent args) {

//ID
((IDBBusinessObject)args.getSource()).getSelectCommandParams().
add(DbManager.getDataBaseFactory().createDataParameter("ID",
this.getFormModel().getKeyBlock().getId()));

//Area
((IDBBusinessObject)args.getSource()).getSelectCommandParams().
add(DbManager.getDataBaseFactory().createDataParameter("AREA",
this.getFormModel().getKeyBlock().getId()));

}