- update to 2.7.2: * speedup all count functionality by using ``__builtin_popcountll`` when available * add ``popcount64()`` to ``bitarray.h`` - we assume now that ``uint64_t`` is always available * improve testing OBS-URL: https://build.opensuse.org/request/show/1065971 OBS-URL: https://build.opensuse.org/package/show/openSUSE:Factory/python-bitarray?expand=0&rev=16