Bug 177693 Support Date/Time data type in BIRT report engine.
Report engine needs to support new BIRT data type Date/Time. Please see attached for details.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/api/ReportRunner.java
switch ( type )
		{
			case IScalarParameterDefn.TYPE_BOOLEAN :
				return DataTypeUtil.toBoolean( value );
			case IScalarParameterDefn.TYPE_DATE_TIME :
				return DataTypeUtil.toDate( value );
			case IScalarParameterDefn.TYPE_DECIMAL :
				return DataTypeUtil.toBigDecimal( value );
			case IScalarParameterDefn.TYPE_FLOAT :
				return DataTypeUtil.toDouble( value );
			case IScalarParameterDefn.TYPE_STRING :
				return DataTypeUtil.toString( value );
			
			case IScalarParameterDefn.TYPE_INTEGER :
				return DataTypeUtil.toInteger( value );
		}
		return null;
	}
	/**
	 * If -o (targetFile) is not specified, assume same directory as inputfile,
	 * and inputfile.*** as output file name (where *** is the output format.
	 * 
	 * If -o specifies a directory, assume the file name is the same as
	 * inputfile.***.
	 * 
	 * If -o specifies a file, it has a path part and a filename part. Take the
	 * path as the directory to store the file and other resources (for example
	 * image).
	 */
	protected void checkTargetFileName( )