[X] {XS} Estimate all the top-level tasks with T-shirt sizes: S, M, L, XL
[X] {XS} Use the Terminal in your computer to: create a W.I.P branch of your TIY-Assignments repo.
Create /sql directory files and directories as described in Deliverables.
[X] Add and commit your work.
[X] Push your commits to Github.
[X] In Github, open a PR.
[X] In Terminal, open new branch and submit:
[X] A branch named feature/13--Active Record (S)
[X] Define a method City.fastest_growing that returns the single fastest growing city
[x] Define a method City.shrinking that returns all cities with decreasing population
[ ] Define a method Team#division_rivals that returns all other teams in the same (conference and) division
[x] Define a method Team#division_leader? that checks whether a team has more wins than any other team in its (conference and) division
[ ] Define a method Team#division_winner? that checks whether a team leads its division and all its division rivals have played 16 games
[X] Turn the following in in a new branch off of master, in a folder called active_record.
[X] A nfl_queries.sql file listing the SQL queries you wrote
[X] A nfl_queries.rb file listing the ActiveRecord queries you wrote
[X] A city.rb and team.rb files with methods defined as described above
[X] Update your TIY-Assignments repo wiki: (s)
[X] Add your thoughts on today's assignment to the existing reflections page