Manually add contents of D605.
Summary:
Remove empty line.
UpdateGUIControls when initial values are changed. Only set the checker if default constraints exist.
Test Plan: Manually
Reviewers: s434n, O3 MITK Reviewer Group II, floca
Reviewed By: O3 MITK Reviewer Group II, floca
Subscribers: floca
Differential Revision: https://phabricator.mitk.org/D851