Bug 176450 Support link to CSS Feature(Model Part)
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/util/ModelUtil.java
DesignElementHandle handle2 = (DesignElementHandle) o2;
				String name1 = handle1.getName( );
				String name2 = handle2.getName( );
				if ( null == name1 )
				{
					if ( null == name2 )
						return 0;
					return -1;
				}
				
				if ( null == name2 )
				{
					return 1;
				}
				return name1.compareTo( name2 );
			}
		} );
		return temp;
	}
	/**
	 * Inserts a default theme to the library slot.
	 * 
	 * @param library
	 *            the target library
	 * @param theme
	 *            the theme to insert
	 */
	public static void insertCompatibleThemeToLibrary( Library library,
			Theme theme )
	{