Merge pull request #12 from AEgan/egan-dev

Looks good.  IDK about that mail password thing.  Might need an SMTP or whatever Mertz said from OpenShift
adds coach model
Family scopes and tests all up
Merge pull request #13 from loganwatanabe/master

Family scopes and tests all up
tests presence validations for team and user id in coach_test
tests the getByForeignId method
adds and tests getUsersForTeam
one more test to ensure it is working properly
adds and tests getTeamsForUser
updates readme to include mailer setup info
adds skeleton coaches controller
Merge remote-tracking branch 'upstream/master' into egan-dev
Merging upstream with my dev branch