[z2350] Fix sending AV score world states on BG start

Caused by a missing change of backport df26a75

Also sync AV code with master by removing obsolete code

Closes cmangos/issues#206

Signed-off-by: stfx <stfx@hotmail.de>

(based on commit [s1996] - 75bdc1c)
Revert "Also sync AV code with master by removing obsolete code" from last commit

Turns out it is actually not obsolete but just not implement yet