The bulk update request #8818 has been approved by @nonamethanks.
rename horizon_(counter_side) -> horizon_(counter:side)
rename jane_doe_(counter_side) -> jane_doe_(counter:side)
rename xiao_lin -> xiao_lin_(counter:side)
Just for consistency with the rest of the current character tags in Counter:Side. Adding Xiao Lin to the mix due to other websites sharing the same name with an artist when carried over from here.