Bug 152443 Support boolean type in data set
Support boolean type in data set. It'll cause some data transform issue with absence of boolean type.
core/org.eclipse.birt.core/src/org/eclipse/birt/core/data/DataTypeUtil.java
&& odaDataTypeCode != Types.DECIMAL
				&& odaDataTypeCode != Types.DATE
				&& odaDataTypeCode != Types.TIME
				&& odaDataTypeCode != Types.TIMESTAMP
				&& odaDataTypeCode != Types.BLOB
				&& odaDataTypeCode != Types.CLOB
				&& odaDataTypeCode != Types.NULL )
		{
			throw new CoreException( ResourceConstants.INVALID_TYPE);
		}
		Class fieldClass = null;
		switch ( odaDataTypeCode )
		{
			case Types.CHAR :
				fieldClass = String.class;
				break;
			case Types.INTEGER :
				fieldClass = Integer.class;
				break;
			case Types.DOUBLE :
				fieldClass = Double.class;
				break;
			case Types.DECIMAL :
				fieldClass = BigDecimal.class;
				break;
			case Types.DATE :
				fieldClass = Date.class;
				break;
			case Types.TIME :
				fieldClass = Time.class;