Southern Cross

BUR #59133 has been approved by @evazion.

nuke southern_cross

This tag predates Choujikuu Kidan Southern Cross and was probably intended to serve as the main tag, but history would go against it and leave it as a remnant and pointless parent copytag for a one-entry franchise.

BUR #59134 has been approved by @evazion.

create alias the_super_dimension_cavalry_southern_cross -> choujikuu_kidan_southern_cross

The other two Choujikuu entries, Choujikuu Seiki Orguss and Choujikuu Yousai Macross, have English aliases.

BUR #59135 has been approved by @evazion.

rename dera_(choujikuu_kidan_southern_cross) -> dera_(southern_cross)
rename dess_(choujikuu_kidan_southern_cross) -> dess_(southern_cross)
rename demi_(choujikuu_kidan_southern_cross) -> demi_(southern_cross)

Shortening qualifiers.

The bulk update request #59135 (forum #438454) has been approved by @evazion.

The bulk update request #59133 (forum #438452) has been approved by @evazion.

The bulk update request #59134 (forum #438453) has been approved by @evazion.