Removing Items from Category

[GoogleCodeExporter]

What steps will reproduce the problem?
1. Add SourceListItem to Category
2. Add SourceListItem to SourceListItem
3. Call removeItemFromCategory
4. The Item being removed is removed from the GUI but the List<SourceListItem> 
of children still        
contains the item.  

What is the expected output? What do you see instead?
If the Item being removed from the parent Item is the last item in the parent 
item's list.  The list 
should show empty after the removeItemFromCategory method is called.

What version of the product are you using? On what operating system?
I am using version 0.9.5 on Mac OS X 10.6.2

Please provide any additional information below.

Original issue reported on code.google.com by [email protected] on 10 Mar 2010 at 11:50