-Fix BUGS -- see BUGS file
+Add help button onto dialog's for reconstruction & projections.
-Convert pol to C++ object.
+Consider use of wxWindows help file classes.
-Add loading / saving of arbitrary phantom objections in ASCII format.
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-Adding animation of X-ray projection collection
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-Add animation of filtering & backprojections
+FFT filtering requires FFTW library: add a basic FFT routine.