Bug 187213 Provid a writer to serialize design in document without any white space.
Add a new writer for serialize design in document without any withe space.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/util/XMLWriter.java
else if ( c == '<' )
				out.print( "&lt;" );  
			else if ( c == '\n' )
			{
				printLine( );
			}
			else
				out.print( c );
		}
	}
	/**
	 * Write text into the current element. The text has the CDATA feature.
	 * 
	 * @param text
	 *            the text to write
	 */
	public void textCDATA( String text )
	{
		closeTextTag( );
		if ( text == null )
			return;
		
		out.print( "<![CDATA[" ); 		
		if ( !markLineNumber )
			out.print( text );
		else
		{
			int len = text.length( );
			for ( int i = 0; i < len; i++ )
			{