Fix dependency layout
Do not set form if user has no permission to update the WP
Test that details pane is visible for non-editable WPs
Test that non-editable WPs are handled correctly
Prevent ined activation if WP is not writeable
Retrieve ined write value from WP form
Prevent superfluous test preparation
Remove superfluous dependency
Use read value in non-editable state
Test that placeholder is not displaced if WP is readonly
Set placeholder only if WP is editable
Merge pull request #2306 from opf/fix/17633_split_screen_does_not_work_without_permission

17633 split screen does not work without permission