Bug 196272 Text position is incorrect in postscript and ppt.
Text position need to be ajusted according to baseline position.
engine/org.eclipse.birt.report.engine.emitter.ppt/src/org/eclipse/birt/report/engine/emitter/ppt/PPTWriter.java
pptOutput.write( "</head><body/></html>\n".getBytes( ) ); 
		}
		catch ( IOException e )
		{
			e.printStackTrace( );
		}
	}
	/**
	 * Closes the document.
	 * 
	 */
	public void end( )
	{
		if ( pptOutput != null )
		{
			try
			{
				pptOutput.write( "--___Actuate_Content_Boundary___\n".getBytes( ) ); 
				pptOutput.write( "Content-Location: file:///C:/___Actuate___/presentation\n".getBytes( ) ); 
				pptOutput.write( "Content-Transfer-Encoding: quoted-printable\n".getBytes( ) ); 
				pptOutput.write( "Content-Type: text/xml; charset=\"utf-8\"\n".getBytes( ) ); 
				pptOutput.write( "\n".getBytes( ) ); 
				pptOutput.write( "<xml\n".getBytes( ) ); 
				pptOutput.write( " xmlns:o=3D'urn:schemas-microsoft-com:office:office'\n".getBytes( ) ); 
				pptOutput.write( " xmlns:p=3D'urn:schemas-microsoft-com:office:powerpoint'\n".getBytes( ) ); 
				pptOutput.write( ">\n".getBytes( ) ); 
				pptOutput.write( ( "<p:presentation sizeof=3D'custom' slidesizex=3D'" + ( pageWidth * 8 ) + "' slidesizey=3D'" + ( pageHeight * 8 ) + "'>\n" ).getBytes( ) ); 
				for ( int i = 0; i < currentPageNum; i++ )
				{
					pptOutput.write( ( "<p:slide id=3D'" + ( i + 1 ) + "' href=3D's" + ( i + 1 ) + "'/>\n" ).getBytes( ) );