Bug 212497 Need api to get all referencable report item with cube
Need model provide new api to return all referencable report items for dataset or cube respectively. For instance: getAvailableDataSetBindingReferenceList(); getAvailableCubeBindingReferenceList(); also keep current api: getAvailableDataBindingReferenceList().
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/ModuleHandle.java
* Shifts the library to new position. This method might affect the style
	 * reference, because the library order is changed.
	 * 
	 * @param library
	 *            the library to shift
	 * @param toPosn
	 *            the new position
	 * @throws SemanticException
	 *             if error is encountered when shifting
	 */
	public void shiftLibrary( LibraryHandle library, int toPosn )
			throws SemanticException
	{
		if ( library == null )
			return;
		ShiftLibraryCommand command = new ShiftLibraryCommand( module );
		command.shiftLibrary( (Library) library.getElement( ), toPosn );
	}
	/**
	 * Returns whether this module is read-only.
	 * 
	 * @return true, if this module is read-only. Otherwise, return false.
	 */
	public boolean isReadOnly( )
	{
		return module.isReadOnly( );
	}
	/**
	 * Returns the iterator over all included libraries. Each one is the
	 * instance of <code>IncludeLibraryHandle</code>