[2.6.19] Undo/Keep buttons are overlayed instead of in breadcrumbs

[MidnightOak]

This bug is critical because having the undo/keep buttons in the breadcrumbs is necessary to prevent this:

Too easy to accidentally click undo-all

Hi, When the agent is running and making changes, the review is poped in real-time with the modification tab (that includes undo-all and keep-all buttons), which is helpful. I usually use it to roll down to the next change to review the changes. However, the tab length is changing when the agent adds more changes. Thus, I have accidentally clicked the undo-all multiple times and have to restore them by myself or let the agent run again. Maybe it would be helpful to add a confirmation after user…