Added tests for removing entries from bulk add
Added tests for removing entries from bulk add

The tests are very similar and make sure that we can remove from the
beginning, at the end, and in the middle.
The tests are separate because subTests can't be used with
parallelization.

swcarpentry/amy,pbanaszkiewicz/amy,swcarpentry/amy,vahtras/amy,pbanaszkiewicz/amy,pbanaszkiewicz/amy,vahtras/amy,vahtras/amy,swcarpentry/amy