Bug 5699 Add ResourceTransfer to packages view
The packages view should add the ResoruceTransfer as a drag source to its list of transfers
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/packageview/PackageExplorerPart.java
saveSelectionState(memento);
		saveScrollState(memento, fViewer.getTree());
		savePatternFilterState(memento);
		saveFilterState(memento);
		saveWorkingSetState(memento);
	}
	protected void saveFilterState(IMemento memento) {
		boolean showLibraries= getLibraryFilter().getShowLibraries();
		String show= "true"; 
		if (!showLibraries)
			show= "false"; 
		memento.putString(TAG_SHOWLIBRARIES, show);
		
		
		boolean showBinaries= getBinaryFilter().getShowBinaries();
		String showBinString= "true"; 
		if (!showBinaries)
			showBinString= "false"; 
		memento.putString(TAG_SHOWBINARIES, showBinString);
	}
	protected void savePatternFilterState(IMemento memento) {
		String filters[] = getPatternFilter().getPatterns();
		if(filters.length > 0) {
			IMemento filtersMem = memento.createChild(TAG_FILTERS);
			for (int i = 0; i < filters.length; i++){
				IMemento child = filtersMem.createChild(TAG_FILTER);
				child.putString(TAG_ELEMENT,filters[i]);
			}
		}
	}