Fix sitemap provider (sulu#405)

fixes bug with template helper (sulu#400)

fixes bug with template helper (sulu#400)

Merge branch 'release/1.0' of github.com:sulu/SuluArticleBundle

use TemplateHelper for underscore templates (sulu#399)

* use TemplateHelper for underscore templates

* copied template helper to suluarticlebundle

fix sorting by title in smart-content (sulu#391)

Fix type permission checks to avoid crashing admin (sulu#382)

Add the option to give permissions per article type (sulu#381)

* Add the option to give permissions per article type

With this implementation it is possible to give permissions per article type. When the specific user has no permission to view the type, the item is not available in the overview.

* Refactor the code

* Clean ArticleAdmin. Move the article check to the root main.js file.

* Update UPGRADE.md

Merge branch 'master' of github.com:sulu/suluarticlebundle into develop

Merge branch 'master' of github.com:sulu/SuluArticleBundle into develop