Blender Git Loki

Fixed StrokeVertex::setPoint() to accept a Blender Vector object as the argument.
Now this method accepts 2D coordinates in the following three forms:
a) Python list of 2 real numbers: setPoint([x, y])
b) Blender Vector of 2 elements: setPoint(Vector(x, y))
c) 2 real numbers: setPoint(x, y)

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