Ignore touch start with multiple points in direct_select #973
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When you pinch zoom, onTouchStart will be called with multiple points in the event. When you do this, you don't want the vertices to be moved, or vertices created on midpoints. Therefore, these actions should only happen if the event only contains one point.
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When you pinch zoom, onTouchStart will be called with multiple points in
the event. When you do this, you don't want the vertices to be moved, or
vertices created on midpoints. Therefore, these actions should only
happen if the event only contains one point.