Add ability to edit tags on notes
require login for edit endpoint
Show true/false questions
Merge pull request #329 from FinalsClub/315-editable-note-tags

Add ability to edit tags on notes
Add keyword/definition models
Merge branch 'master' into quizzes
add sorting by length of School.name
Merge pull request #330 from FinalsClub/131-add-sorting-by-school-name

add sorting by length of School.name
Keyword entry page
Merge branch 'master' into quizzes