Fix bug 1064965: Allow 404 page to be localized
fix bug 1066512 - Use setInterval for dirtiness checks, check all fields
fix bug 1066469 - Allow looser highlighting syntax
Merge pull request #2742 from darkwing/syntax-highlight

fix bug 1066469 - Allow looser highlighting syntax
Merge pull request #2741 from darkwing/1066512-editor-updates

fix bug 1066512 - Use setInterval for dirtiness checks, check all fieds
Merge pull request #2730 from openjck/1064965-404-page-localization

Fix bug 1064965: Allow 404 page to be localized
fix bug 1058143 - Make dropdown menus more user-friendly on mobile