Arsenal - Add mod icons to editor arsenal attribute

[johnb432]

When merged this pull request will:

• Title.
• Closes Organize Whitelisted ACE Arsenal by Mod in Eden Editor #8700 (no sort is integrated, but 8700 should be a feature request, so it's going to be closed no matter what).

IMPORTANT

• If the contribution affects the documentation, please include your changes in this pull request so the documentation will appear on the website.
• Development Guidelines are read, understood and applied.
• Title of this PR uses our standard template Component - Add|Fix|Improve|Change|Make|Remove {changes}.