TUI/Scripts/NICFPS/DataCube.py: Added widgets for initial and current index and number of passes. 	Modified so user sets delta Z intead of num steps. 					
TUI/Scripts/NICFPS/DataCube.py: Added widgets for initial and current index and number of passes.
	Modified so user sets delta Z intead of num steps.
					


git-svn-id: a38512e6531051f4ba6aaa1c8358347ddeca2e1b@117089 b00c9580-4927-0410-8824-811d448ea4c7

r-owen/stui,r-owen/stui