allow simple run-time manipulation of duration
add simple run-time manip for onset too
another attempt to make overlap reporting more informative
move run-time onset/duration manip above overlap check logic
fix: k,v in dict -> k,v in dict.items()
force wider pandas display
fix: re-adjust endtime onset calculation for run-time onset/duration keys
fix critical bug of amplitude assignment using wrong cond dict (from line above it)