[z2665] Improve phase 2 transitions for Onyxia

Signed-off-by: Xfurry <xfurry@scriptdev2.com>

(based on commit 28b9531)

Signed-off-by: Xfurry <xfurry@scriptdev2.com>

(based on commit SD2-TBC[s2707] - 6870980)

Signed-off-by: Xfurry <xfurry@scriptdev2.com>
[z2666] Fix NPC Flag for Reginald Windsor

The flag is controlled by script, but if we remove it from DB errors will show up.

(based on commit b8f99c2)

Signed-off-by: Xfurry <xfurry@scriptdev2.com>

(based on commit SD2-TBC[s2709] - c306b05)

Signed-off-by: Xfurry <xfurry@scriptdev2.com>
[z2667] Allow Baroness Anastarit to use Possess spells

(based on commit f6073ff)

Signed-off-by: Xfurry <xfurry@scriptdev2.com>

(based on commit SD2-TBC[s2712] - 1c3b7ae)

Signed-off-by: Xfurry <xfurry@scriptdev2.com>