Added scale factor to score report on SE.  Added offset reporting to score report.
Added palette selection to SSPO.  Changed lua_table_to_string to use Lua's built-in escaping features.
Added timestamps to SCNE.  Replaced uses of scaletoclipped with custom scale_to_fit (not the engine's scaletofit).  Changed col_scores to save to every track when passed multiple tracks.  Removed obsolete PlayerOptions mass querying function.
Added bars to score displays on SCNE to aid reading.
Massive rewrite of ScreenEvaluation for per-column stats.  dance_pad added to art_helpers.  number_set rewritten to be settable.  best_score metatable added for handling best score reporting.  Banner/title on SE swapped position.  Combo graph rewritten to read step_timing data and color based on judgment of each step.  Max combo text removed from combo graph.  score_report rewritten to be settable.  Stats can now be displayed split into early/late.  Column score saving to file moved to a function and disabled to speed up screen load time.  player_flag_defaults and sorted_flag_names tables added to improve handling of flags.  ymd_timestamp and ymdhms_timestamp added.  session_stats_reset added.  stage_stats_reset restructured for new stats tracking.  Techno stepstypes added to steps_types_by_game.  tani:hide changed to set diffusealpha of elements instead of container.  rec_calc_actor_extent changed to check visible flag.