TEST: Add testing of all of names/starts/ends
TEST: Add testing of all of names/starts/ends

Might as well add tests to ensure nothing gets added to *any*
of `names`, `starts`, and `ends`, not just `names`.

No specific checking done that the *contents* of the original objects
remains unchanged. Only the lengths are checked.

Closes #17.

bskinn/tempvars,bskinn/tempvars