Add basic support for fetching Events from BPT

Started with the Restly service and began to adapt it to BPT.
Add event resource to BPT service

Also removed pdb statements used in construction
Add support for individual Event, Date, and Dates

Not sure if I like everything about what I've done, but I've done it.
Add Orders resource for BPT

- Create OrdersBase and Orders in orders.py
- Add orders hok to service.py
- PEP-8 formatting for events.py