Changed print_uq() to do inclusive comparisons
Many changes including Notes

Added an option to not show each match performed by each contestant in
find_match(), and set that to the default.
Implemented working versions of notes_ui(), add_notes(), open_notes(),
get_note().  Added notes_setup().  Must be run once to create the notes
file.
Changed Upset Quotient calculator to print the maximum upset margin
regardless of the diff_min parameter.
Combined 2 output strings in print_uq() into one line.
Re-implemented rounding of Elo printouts in find_match().  (spaghetti)