0c79163b_and_Edit_Releases___Rally_Help__Field
[Description] Select this checkbox to allow edits made to the parent project release to be replicated for all child projects releases. Deselect from an individual child project release to remove its link from the parent project release and allow a unique edit or update to the child project release. This field displays only for a release that has the Bulk Create option enabled. [Field] 
Bulk Update
Create and Edit Releases | Rally Help
Field