Array.opEquals

auto arr1 = Array!int(1, 2);
auto arr2 = Array!int(1, 2);
auto arr3 = Array!int(2, 3);
assert(arr1 == arr2);
assert(arr2 == arr1);
assert(arr1 != arr3);
assert(arr3 != arr1);
assert(arr2 != arr3);
assert(arr3 != arr2);