Bug 142432 MasterPage from library can't be restored to modify
Details: MasterPage from library can't be restored to modify Step: 1.New a library named lib1, and insert a masterpage named lib-mp. 2.Publish the library into resource folder. 3.New a report design and use lib1. 4.Drop the lib-mp from library explorer into outline of report design. 5.Double click lib-mp, and switch to Property editro tab. 6.Click restore. Actual result: Pop up an error message and said that the master page cannot specify size the page type is not custom.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/DesignElementHandle.java
* as <CODE>getName()</CODE>, plus the namespace of the module that the
	 * elment is contained, if any. If the element is existed in the current
	 * module,this method and <CODE>getName()</CODE> will return identical
	 * results.
	 * 
	 * @return the qualified name of thie element.
	 */
	public String getQualifiedName( )
	{
		String name = getName( );
		if ( name == null )
			return null;
		Module rootElement = getElement( ).getRoot( );
		if ( rootElement instanceof Library )
		{
			String namespace = ( (Library) rootElement ).getNamespace( );
			return StringUtil.buildQualifiedReference( namespace, name );
		}
		return name;
	}
	/**
	 * Sets the name of this element. If the name is <code>null</code>, then
	 * the name is cleared if this element does not require a name.
	 * 
	 * @param name
	 *            the new name
	 * @throws NameException
	 *             if the name is duplicate, or if the name is <code>null</code>
	 *             and this element requires a name.
	 */