fix bug 1055107 - Add syntax highlighting to the document preview interface
Fix bug 1047448: Add "Sign in" page instructions
Merge pull request #2674 from darkwing/preview-syntax

 fix bug 1055107 - Add syntax highlighting to the document preview interface
Fix bug 1053849: Upgrade Django to 1.4.14.
Merge pull request #2692 from ubernostrum/update-django-1414

Fix bug 1053849: Upgrade Django to 1.4.14.
Merge pull request #2690 from openjck/1047448-sign-in-copy

Fix bug 1047448: Add "Sign in" page instructions
fix bug 1056472, 1056639 - Don't encode angle brackets in code samples
Merge pull request #2695 from darkwing/1056472-1056639

fix bug 1056472, 1056639 - Don't encode angle brackets in code samples
fix bug 1051877 - Launch signin windows/links when icons within header login when clicked
Fix bug 1055708 - Refactor AllAuth front-end JavaScript and prevent multiple JS inclusions
Add test for ensuring Persona form is provided to the page
Update signup page text via Stephanie's comments