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
else
				{
					log
							.log(
									Level.WARNING,
									"Map entry {0} is invalid and ignored, because its key is a string.",  
									entry.getKey( ).toString( ) );
				}
			}
		}
	}
	/**
	 * returns the object that encapsulates the context for running the task
	 * 
	 * @return Returns the context.
	 */
	public Map getAppContext( )
	{
		return appContext;
	}
	protected void setReportEngine( IReportEngine engine )
	{
		this.engine = engine;
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.engine.api2.IEngineTask#getEngine()
	 */
	public IReportEngine getEngine( )