Changes with this build
- Fixed bug that would sometimes cause the removal of rows affiliated with a forthcoming event from the participants_events table
- Cleaned up ice_hockey action play loading
- Improved participant loading
- Added point_credit totals for participants, and revised play_result and participant_roles
- Added shootout support
- Improved support for loading certain baseball_pitching_stats values
- Added commanline handler to allow piping of filename rather than its contents
- Improved capabilities for Olympics data:
- Removed requirement for seasons.league_id to be NOT NULL (important for Olympics-style seasons)
- Updated config file for better Olympics support
- Upgraded SportsDB Schema to SportsDB 18