[Mod Compatible] ZH USA Mission #4 - Operation: Black Gold

A modified Zero Hour USA mission #4 map, compatible with game mods.

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Compatible Game Mods:

* C&C Shockwave mod version 1.25 Beta 8,
* Partial support for game mods that has vanilla factions.

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Changes:

* Fix placement for guard tower on first bridge to easily reachable by infantries,
* Set CIA alliance to player as friendly, to prevent them get crushed by player's vehicles,
* Fix common "Serious error" game crashes caused by map.ini's TechOilDerrick code changes,
* Fix common "Serious error" game crashes caused by map.ini's CivilianTEROutPost code changes,
* Fix cinematic units didn't spawned when playing on modded games.

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Know Issues:

* Sky will display wrong textures when playing on C&C Shockwave mod.