Merge pull request #372 from ahilles107/v4.2.1

add posibility to filter section authors by type
Merge pull request #373 from ahilles107/v4.2.1

use correct version of smarty bundle in v4.2
Merge pull request #374 from ahilles107/v4.2.1

add suport for ordering by author type and author id in article_authors list
change way how we update indexed article, don't update whole article object

Conflicts:
	newscoop/library/Newscoop/Search/ArticleIndexer.php
add missing translations
add missing strings from forms to localizer