Insignia alias

BUR #14228 has been approved by @evazion.

create alias military_insignia -> insignia

We already have military rank insignia that specifies exact rank of a character in the military. While insignia itself can represent things which are not only ranks, e.g. division, unit or others. Police forces also utilize insignia on their uniforms.

This bulk update request is pending automatic rejection in 5 days.

This bulk update request has been rejected because it was not approved within 45 days.

The bulk update request #14228 (forum #229672) has been rejected by @DanbooruBot.

The bulk update request #14228 (forum #229672) has been approved by @evazion.