Prepare for more development
Add network section type. closes #63
Link to Roadmap in README
Event::Attendance - move firstname, lastname, dob and attending to attributes and out of fields.
Add payments columns to Event::Attendance.
Event::Attendance - make field keys Fixnums instead of Strings.
Event::Atendance update method now updates all changed fields.
Add custom inspect methods to some items (get rid of circular inspect outputs).
Prepare for release
Merge branch 'staging'