This reverts commit 8d49cb24.

Delay decrementing reference counter to PyArrayObjects until the code is done
with the array or an error occurred.

Implement test cases to check for improper reference count handling in
connection with non-c-contiguous arrays. See #22.

Resolve "Add more information to PyPI page"

See merge request !17

Resolve "Add support for Python 3.7"

See merge request !16

See https://github.com/PyCQA/pylint/issues/2128