[z1924] Really fix [z1923]. This basicly reverts commit [z1923]

Remove the actually not required faction check in Player::GetNPCIfCanInteractWith - this is done by IsHostileTo a line before
Improve the Player-login AtWar selection to also consider forced reactions

Signed-off-by: Schmoozerd <schmoozerd@scriptdev2.com>

(cleaned version of c8019b4)

(based on commit [s1506] - cc77e9d)