Merge pull request #140 from dlu-gs/feature/view-helper

Form and Fieldset helpers support options to disable rendering of
Entity / content editor, tabs
Metadata sort
Addition directory separator for linux platform
AbstractForm will be instance of ComponentContainer; Csrf is Vivo element
CMS business methods getContentContainers() and getContents()
Overview metadata
Merge branch 'develop' into feature/backend
Merge pull request #143 from miroslavhajek/feature/backend

Feature/backend