* fix type hinting for memoryviews, see #241
* add [bit-endianness](endianness.rst) documentation
* improve testing, including debug mode test for `digit_to_int()`
- from version 3.7.0
* add `util.gen_primes()`, generate bitarrays in which active indices are
prime numbers
* improve `.buffer_info()` to return named tuple
* add optional `mode` argument to `util.sum_indices()` to sum square of
active indices
* improve internal `_sysinfo()` to include `Py_DEBUG`
* add [Dubner's conjecture](../examples/dubner.rst) (in memory of Harvey
Dubner)
* add [dynamically growing sieve](../examples/dyn_sieve.py)
- from version 3.6.1
* add development files for statistical tests in `devel/random/`
* optimize `util.sum_indices()`
* fix RecursionError in `util.random_k()`, see #239
* add `devel/test_sum_indices.py`
OBS-URL: https://build.opensuse.org/package/show/devel:languages:python/python-bitarray?expand=0&rev=78
