Yomawari series

BUR #8285 has been approved by @nonamethanks.

rename yomawari -> yomawari_(series)
create alias yomawari:_night_alone -> yomawari
create alias yomawari:_midnight_shadows -> shin_yomawari
create implication yomawari -> yomawari_(series)
create implication shin_yomawari -> yomawari_(series)
create implication yomawari_san -> yomawari_(series)

Japanese titles and series implications.

Do we need to alias away the English titles?

Not necessarily. I just thought the more succinct original naming scheme + a (series) qualifier as an umbrella tag looked nice.

The bulk update request #8285 (forum #202467) has been approved by @nonamethanks.