VP-177-Sorting/Document-Overview-Navigation
VP-177 Adding sorting logic for overview, navigation and vivo document tree
VP-177 Sorting documents in overview and navigiton + sorting documents in vivo tree
VP-99 View helper User
Merge pull request #89 from TomasBurian/develop

Develop
Merge pull request #90 from dlu-gs/feature/vp-99-user-principal-in-templates

VP-99 View helper User
VP-177 Adding ability to sort by date values and random. Also formating and documenting code.
VP-177 Change of date sort rules structure
VP-177 Formating and documenting code
VP-172 Adding catchers for not found exception
VP-172  Adding log of not found exception.
VP-172 removing unnecessary clause
VP-172 Check if listed document is published.
VP-172 Formating
VP-177 editing logic for parent sort option
VP-177 Ads limit - number of documents listed in the navigation per level
Merge pull request #92 from TomasBurian/hotfix/VP-172-StaticOverviewNotFoundDocumentExceptionFix

Hotfix/VP-172 static overview,navigation not found document exception fix
VP-177 Formating and documenting code
Merge branch 'develop' into feature/VP177-OrderingDocumentsInOverviewAndNavigation
Merge remote-tracking branch 'upstream/develop' into develop

Conflicts:
	src/Vivo/CMS/UI/Content/Navigation.php