Added a couple of specs for a getUniquePermutations function. - This will return only unique sets of permutations. For example [1, 2, 3] and [3, 1, 2] are considered identical.
Added a couple of specs for a getUniquePermutations function.
- This will return only unique sets of permutations. For example [1, 2, 3] and [3, 1, 2] are considered identical.

lewie9021/advent-of-code-2015