Add vim .swp files to gitignore.
ENH: Add Fitter: interactive fitting that uses mpl and IPy widgets if present.
ENH: Allow changing the model, and show all in a dropdown widget.
ENH: Implement auto-guessing and make data a property.
ENH: Add widgets for vary, min, max.
Fully seperate IPython code from basic fitter code in separate class.
REF: Use 'finalize' name for model and param setter cleanup.
FIX: Support IPython 2.x and upcoming 3.x
Merge pull request #123 from danielballan/fitter

Fitter