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
public static Time toTime( Object source ) throws BirtException
    {
        if ( source == null )
            return null;
        if ( source instanceof Date )
        {
            return new Time( ( (Date) source ).getTime( ) );
        }
        else if ( source instanceof String )
        {
            try
            {
                return new Time( toDate((String ) source).getTime() );
            }
            catch( Exception e )
            {
                try
                {
                	return Time.valueOf( (String)source );
                }
                catch ( Exception e1 )
                {
                	
                }
            }
        }
        throw new CoreException(
                    ResourceConstants.CONVERT_FAILS,
                    new Object[]{
                            source.toString( ), "Time"