PartUnlocked Requirement

Requirement for having a certain part unlocked from the tech tree.

REQUIREMENT
{
    name = PartUnlocked
    type = PartUnlocked

    // Part name that needs to be unlocked.
    //
    // Type:      AvailablePart
    // Required:  Yes (multiples allowed)
    //
    part = SmallGearBay
}