SSDM-9648: using searchCriteria.withCode().thatIsGreaterThan(). test case with chunks of same timestamp

This reverts commit a7f61959.

This reverts commit 67b753bf.

This reverts commit 60db9b17.

NG_UI : SSDM-7583 : ObjectType form - fix automated tests after introduction of 'view' and 'edit' modes

NG_UI : content tabs : show '*' in a content tab also for type creation (btw. simplify content tabs)

NG_UI : SSDM-7583 : ObjectType form - when creating a new type show the form in 'edit' mode without 'Cancel' button (btw. refactor the strategies to make it cleaner)

NG_UI : dialogs : extract a common Message component and use it to show a warning icon in the confirmation dialogs

NG_UI : SSDM-7583 : ObjectType form - show a warning dialog before closing a tab or cancelling a form when there are unsaved changes

SSDM-9368: new database schema 181 with new columns parent_annotations and child_annotations for sample_relationships_all. also annotations column for sample_relationships_history

SSDM-9648: extract superclass from MicroscopyImageDropboxTest which becomes also superclass of MicroscopyThumbnailsCreationTaskTest