Undo/redo functionality in pedigree editor may misbehave when un-linked patients are involved

Description

See steps to reproduce in a post by in https://github.com/phenotips/phenotips/pull/2658

Environment

None

Status

Assignee

Andrew Misyura

Reporter

Andrew Misyura

Labels

None

External issue ID

None

External issue ID

None

Components

Fix versions

Affects versions

1.4-milestone-4

Priority

Medium
Configure