GCC&co.: fixed always creating BOOST_SWEATER_MAX_HARDWARE_CONCURRENCY (if defined) number of threads (instead of the device dependent/runtime queried hardware_concurrency_max number).
GCC&co.: fixed always creating BOOST_SWEATER_MAX_HARDWARE_CONCURRENCY (if defined) number of threads (instead of the device dependent/runtime queried hardware_concurrency_max number).

psiha/sweater