*Seed is uint instead of int *Permutation table is uint instead of int, could lead before to program crash with negative seeds Former-commit-id: 49ad04987a09a5f5b4bcab6ee3916db9818172b6
*new constructors for simple noises *minor bufixes Former-commit-id: 2f1e9b6b54087e79b3ac52fefc9bbd67fd45c0eb