[2980] Implement script support for quest 12981

Close #84
[2981] Implement script support for quest 12977.

Also remove forgotten scriptname from [2973]

Close #83
[sd2_mr0644] Cleanup
[2983] Fix compile for CMaNGOS 12587

Thanks to dbauz for pointing. Requires CMaNGOS [12587]

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