Ensure counter-clockwise order of poly vertices

src/main/kotlin/ru/dbotthepony/kstarbound/world/physics/Poly.kt

@@ -455,6 +455,9 @@ class Poly private constructor(val edges: ImmutableList<Line2d>, val vertices: I
 							} else if (list.size == 1) {
 								LOGGER.warn("Accepting degenerate poly with 1 points from asset ${AssetPathStack.lastFile()} to match original engine behavior")
 								return Poly(listOf(list[0], list[0], list[0], list[0]))
+							} else if (list[1].cross(list[0]) > 0.0) {
+								// HACK: Fix clockwise specified polygons in coming from JSON
+								return Poly(list.asReversed())
 							}
 
 							return Poly(list)