Bug 131835 Clean up FO related code
Now that FO is not part of BIRT, clean up all references to FO, including the FORenderOption, TailoredForFOP, etc.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/api/impl/EngineTask.java
import java.util.logging.Logger;
import org.eclipse.birt.core.data.DataTypeUtil;
import org.eclipse.birt.core.exception.BirtException;
import org.eclipse.birt.data.engine.api.DataEngine;
import org.eclipse.birt.data.engine.api.IQueryResults;
import org.eclipse.birt.report.engine.api.FORenderOption;
import org.eclipse.birt.report.engine.api.IEngineTask;
import org.eclipse.birt.report.engine.api.IRenderOption;
import org.eclipse.birt.report.engine.api.IReportEngine;
import org.eclipse.birt.report.engine.api.IReportRunnable;
import org.eclipse.birt.report.engine.executor.ExecutionContext;
import org.eclipse.birt.report.engine.script.internal.ReportContextImpl;
import org.eclipse.birt.report.engine.script.internal.ReportScriptExecutor;
import org.eclipse.birt.report.model.api.CascadingParameterGroupHandle;
import org.eclipse.birt.report.model.api.DataSetHandle;
import org.eclipse.birt.report.model.api.IncludeScriptHandle;
import org.eclipse.birt.report.model.api.ParameterGroupHandle;
import org.eclipse.birt.report.model.api.ReportDesignHandle;
import org.eclipse.birt.report.model.api.ScalarParameterHandle;
import org.eclipse.birt.report.model.api.SlotHandle;
import org.eclipse.birt.report.model.api.elements.DesignChoiceConstants;
import com.ibm.icu.util.ULocale;
/**
 * Defines an engine task that could be executed, debugged (runs step by step),
 * inform caller for progress, etc.
 */
public abstract class EngineTask implements IEngineTask
{
	protected static Logger log = Logger
			.getLogger( EngineTask.class.getName( ) );