Bug 94674 [Preferences] Preferences dialog separator under Title for pages does not stretch all the way across
The separator under the Header title for a preference page should stretch from the border of the sash to the far right with no margins in between.
bundles/org.eclipse.jface/src/org/eclipse/jface/preference/PreferenceDialog.java
* Creates the inner page container.
	 * 
	 * @param parent
	 * @return Composite
	 */
	protected Composite createPageContainer(Composite parent) {
		
		
		Composite outer = new Composite(parent, SWT.NONE);
		
		GridData outerData = new GridData(GridData.FILL_BOTH | GridData.GRAB_HORIZONTAL
				| GridData.GRAB_VERTICAL);
				
		outer.setLayout(new GridLayout());
		outer.setLayoutData(outerData);
		Composite result = new Composite(outer, SWT.NONE);
		
		GridData resultData = new GridData(GridData.FILL_BOTH | GridData.GRAB_HORIZONTAL
				| GridData.GRAB_VERTICAL);
				
		result.setLayout(getPageLayout());
		result.setLayoutData(resultData);
		
		return result;
	}
	/**
	 * Return the layout for the composite that contains
	 * the pages.
	 * @return PageLayout
	 *