[Enhancement] InfoBar is positioned at the start of the list, hidden if you're in an editor

[lucasvillaverde]

Describe the bug A clear and concise description of what the bug is.

To Reproduce Steps to reproduce the behavior:

1. Tap to edit a badge;
2. Input an invalid data;
3. Tap OK;
4. The list scrolls to the top and the infobar is shown at the top of the screen, behind the editor.

Expected behavior A clear and concise description of what you expected to happen.

• Infobar should be floating to avoid changing the scroll state and important messages should be always visible.

Screenshots