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
out.print( " " );  
		out.print( attrName );
		out.print( "=\"" );  
		out.print( value );
		out.print( "\"" );  
	}
	/**
	 * Write an attribute with a floating-point (double) value.
	 * 
	 * @param attrName
	 *            the name of the attribute
	 * @param value
	 *            double-precision floating point value
	 */
	public void attribute( String attrName, double value )
	{
		assert elementActive;
		checkAttribute( );
		out.print( " " );  
		out.print( attrName );
		out.print( "=\"" );  
		out.print( value );
		out.print( "\"" );  
	}
	/**
	 * Write an attribute with a boolean value.
	 * 
	 * @param attrName
	 *            name of the attribute
	 * @param value