Change Player factory to use sequences to make it easier for testing leagues.
- Refactor existing tests to use the updated Player factory
Write feature test for displaying Leagues
- Create show action for League controller
- Add tests for League controller
- Add show page
- Modify routes
Update GameType to accept a call to 'players' method.
Create working show page for leagues
- Each league is sorted by win %
- Refactor sidebar links
- Modify seeds to create 10 players
Merge jc-league-view into master