controllers/base: Removed obsolete identity handling code
controllers/base: Removed obsolete identity handling code

This is no longer needed.

shadowoneau/skylines,skylines-project/skylines,snip/skylines,RBE-Avionik/skylines,snip/skylines,shadowoneau/skylines,shadowoneau/skylines,TobiasLohner/SkyLines,skylines-project/skylines,kerel-fs/skylines,Harry-R/skylines,RBE-Avionik/skylines,Harry-R/skylines,RBE-Avionik/skylines,kerel-fs/skylines,RBE-Avionik/skylines,TobiasLohner/SkyLines,Turbo87/skylines,Turbo87/skylines,Turbo87/skylines,skylines-project/skylines,snip/skylines,Turbo87/skylines,Harry-R/skylines,skylines-project/skylines,shadowoneau/skylines,kerel-fs/skylines,Harry-R/skylines,TobiasLohner/SkyLines