Moved workout generator logic to workout model
Cardio only display if cardio minutes > 0
I've forgotten what I was trying to do, but everything works right now
Generated workout displays links for all exercises
Generated workouts displays little pictures next to each exercise
Some css
Added generate workout button, fixed images bug
User can sign up using devise
User can sign in via confirmation
Now users can really sign in via confirmation, not like before
User can sign in via link on home page
Adding_ex_spec.rb is fixed
Added authentication helper for integration tests, editing_ex_spec now passes
Retooled all specs to reflect that exes belong to users, all ex_specs pass
Workouts are generated using only exercises that belong to a signed in user
require sign in before generating workout