Added paperclip gem, generated paperclip migrations for artists/supplies/artwork
Added photo validations, views, etc.
Changed model, photo_form
Fixed photo submission
Merge branch 'master' into paperclip2

Conflicts:
	app/models/artist.rb
	app/models/artwork.rb
	app/models/supply.rb
	db/schema.rb
Remove duplicate migrations
Merge branch 'master' into paperclip2

Conflicts:
	app/models/artwork.rb
	app/models/supply.rb
	db/schema.rb
Merge pull request #5 from kwoodard22/paperclip2

Paperclip2