clean up unused elements
Clean up tests
Merge branch 'feature/clean_up' into develop
protect url search parameters
Updates for injecting content to the header
Clean up older iterations of the app
reset to default queries to use default markup
implements popover

Leverages Twitter Bootstrap popover assets for editorial notes"
Clean up javascript
Fix travis tests
replace editoral images with icons
Fix encoding issues for UTF-8
Update dateline element
fixes appendices
fix overlapping i elements
Update layout for milestones
Updates for displaying authorNote and marginNote
Fix rspec tests
Updates for thumbnails, including demo in the queries.html
Adds the search box