[z2654] Complete script for Razorgore - Blackwing Lair

This will implement phase I for Razorgore. Starting now, all the dragon eggs need to be destroyed in order to be able to fight the boss.

(based on commit 2aaa3c3)

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

(based on commit SD2-TBC[s2701] - e47c4f9)

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