Merge branch 'release/4' into develop
Update gems and configuration
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Add XML sitemap generator

Fixes #1
Finish sitemap
Write basic directions for installing Archivematica
Merge branch 'feature/archivematica' into develop
Update code versions
Merge branch 'feature/archivematica' into develop
Add Reveal.js
Update to Universal Analytics code
Update gems
Fix error when not data.libraries present
Update gems
Add editorconfig file
Update gems
Remove sitemap data
Add Editor config