proper line breaks in payload debug output

I guess the idea was to make a new line after every 16 elements, not every element except for every 16th
remove stale cc110x_ng includes
Merge pull request #647 from benpicco/patch-1

proper line breaks in payload debug output
Merge pull request #656 from LudwigOrtmann/stale_includes

remove stale cc110x_ng includes