Animal Ear Headphones

BUR #835 is pending approval.

remove implication cat_ear_headphones -> headphones
create implication cat_ear_headphones -> animal_ear_headphones
create implication fox_ear_headphones -> animal_ear_headphones
create implication bear_ear_headphones -> animal_ear_headphones

https://danbooru.donmai.us/forum_posts/226760

https://danbooru.donmai.us/forum_posts/359793

(rabbit ear headphones has less than 10 posts so it is not included)

BUR #836 is pending approval.

create implication cat_ear_headphones -> cat_ears
create implication fox_ear_headphones -> fox_ears
create implication bear_ear_headphones -> bear_ears

https://danbooru.donmai.us/forum_posts/364281

BUR #837 is pending approval.

create implication animal_ear_headphones -> headphones
create implication animal_ear_headphones -> fake_animal_ears

Almost forgot this.