Merge pull request #207 from dlu-gs/feature/backend

Merge develop into backend
CSRF validators of automatically added csrf fields use names namespaced
with the form name to prevent session container mix-up
Merge pull request #208 from dlu-gs/hotfix/csrf-bug

CSRF validators of automatically added csrf fields use names namespaced
Explorer UI components Editor and Resource use csrf protection
Creator template fix
Merge pull request #209 from dlu-gs/hotfix/enable-csrf

Hotfix/enable csrf
FIX: Set unknown state
Merge pull request #210 from miroslavhajek/feature/backend

FIX: Set unknown state
Merge pull request #211 from miroslavhajek/develop

Develop