implemented return of scores corresponding to the selected characters (based on their mismatch with the underlying data).  Useful for generating heatmap result display.
implemented return of scores corresponding to the selected characters (based on
their mismatch with the underlying data).  Useful for generating heatmap result
display.

scttl/marks_based_ocr,scttl/marks_based_ocr,scttl/marks_based_ocr