added markdown and djangorestframework to install requirements
added rest_framework and api apps to INSTALLED_APPS
added the api routing URL
added the GradeSerializer
added the Grade API view
routed the GradeViewSet to '/api/grades'
__init__ to __win_it__
only admins should be able to see grades
added the login/logout urls to the browsable API
Weight years by credits and fraction of marking periods complete
more scaffold-report-related styles
gpa rounding defaults to 2
Calculate year ave on transcripts with consideration to partial years
Simplify school date filter
Some tweaks to date-aware calculations
Remove the Brendan widget
transcript grade <=
Merge branch 'develop' of https://github.com/burke-software/django-sis into develop
View student has reference to old fname value [close-11616516]
Benchmark grade comment had fname reference [close-11617257]