After releasing FSD2 Config Editor, Scuba156 now comes with FSD2 Content Editor:

A application to edit FSD 2.0's fsd2content.xml via a GUI
Requires DotNet 4.0

Usage
Just copy your fsd2content.xml from /fsd2data/ and load it into the application
Official Site: http://code.google.com/p/fsd2contenteditor/
Download: here