Added photo uploadabilityto new applications
removed the faces
added pdf uploadability
added missing migration
Merge branch 'feature/65-Attach_Photo' of https://github.com/aspett/placeholder_tutor_allocation into feature/65-Attach_Photo

Conflicts:
	app/models/tutor_application.rb
	db/schema.rb
Merge branch 'feature/65-Attach_Photo' into integration