[c3060] Implement support for scourge waves in Culling of Stratholme

This enables the first two encounters in this instance
Also enables the Infinite Corruptor, heroic only encounter

(based on commit SD2[3062] - e6008c9)

Signed-off-by: Xfurry <xfurry@scriptdev2.com>
[c3061] Remove support for deprecated VC90

[ci skip]

(based on commit SD2[3063] - e564f89)

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