only allow admins to access attendance sign-in page
Merge pull request #73 from epicodus/only-admin-checkin

only allow admins to access attendance sign-in page
transfer full escrow balance to account owner
Merge pull request #74 from epicodus/payout_escrow

transfer full escrow balance to account owner
create transcripts for students

This includes a list of assessments they have met expectations on.
Methods had to be added to assessments, submissions, and reviews
in order to simplify determining if student has met expecations on
an assessment or not. This is why you'll see Review#meets_expectations?
and Submission#meets_expectations? Otherwise the logic was getting
much to hairy.
add attendance summary to transcript page
add styling to transcript page