first attempt at expanded seed file.  Not Currently Working
add expanded seed file with inter-related data for all models
Added Form to exercises index page
Merge remote-tracking branch 'upstream/master' into css/styling
Merge pull request #22 from alanflorendo/seed_data

Seed data
Merge pull request #23 from aedwards12/css/styling

Added a form for exercises html5
modify css for heroku