Commenting some residual Saveable code
Comments planning the answer-restoring phase
Comments deprecating print layout
Adding Brakeman
Security fix for Brakeman
Refactoring navigation and embeddables in page show
Pagination refactoring for edit page
Typekit was only needed for Museo
With print CSS we don't need this layout
Ignore Brakeman reports
Note for future work - will need resetActivity()
Merge branch 'master' into restore-answers
Hiding an error produced by a nil object
User's answers from localStorage are shown in the activity when they return to each page.

[#45703179]