Merge pull request #521 from loiccouturier/master

 Fix locales and paginator
Add cache functionality on block and page
Merge pull request #522 from inthause/documents

Add cache functionality on block and page
New "Add User Command"
Merge pull request #523 from franckstauffer/i18n

New "Add User Command"
[UPDATE] begin sitemap model configuration work
[UPDATE] continue sitemap model configuration work
[UPDATE] DocumentSeo auto generation works
[UPDATE] fix case
fix an issue with bad base URL in javascripts
Generate document SEO for already created document when auto-generation is setted to yes
Add Seo unit test for new features
optimize query in Document SEO generator job
add UpdateDocumentLinks for publishable document (use in admin UI), and fix a test
Merge pull request #525 from renaudJennyRBS/seo

Seo
Add-user should not be a dev command
Merge pull request #526 from franckstauffer/i18n

Add-user should not be a dev command
Cleanup.
Backoffice migration to Twitter Bootstrap 3 (login form).
- Added `MainMenu.addAsideTpl()` and `MainMenu.addAside()` to add aside boxes (aka "aside") in the left column.
- Added i18n aside as a template.
- Added SEO aside.