bp/RSession: remove cookie_sent check from LoadSession()
bp/RSession: remove cookie_sent check from LoadSession()

This is pointless, because loading a session whose id has never been
made available to the client should not be possible.

CM4all/beng-proxy,CM4all/beng-proxy,CM4all/beng-proxy,CM4all/beng-proxy,CM4all/beng-proxy,CM4all/beng-proxy