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
|| lineStyle.equalsIgnoreCase( "dotted" )
				|| lineStyle.equalsIgnoreCase( "double" ) )
		{
			drawRawLine( startX, startY, endX, endY, width, color, lineStyle );
		}
		else
		{
			
			
			
			drawRawLine( startX, startY, endX, endY, width, color, "solid" );
		}
	}
	/**
	 * Draws a line with the line-style specified in advance from the start
	 * position to the end position with the given line width, color, and style
	 * on the PPT. If the line-style is NOT set before invoking this method,
	 * "solid" will be used as the default line-style.
	 * 
	 * @param startX
	 *            the start X coordinate of the line
	 * @param startY
	 *            the start Y coordinate of the line
	 * @param endX
	 *            the end X coordinate of the line
	 * @param endY
	 *            the end Y coordinate of the line
	 * @param width
	 *            the lineWidth
	 * @param color