5 - add `illumos` target OS support
6 - add default fallback if target is unknown to `1`
12 - add `sgx` target env support
18 - add `wasm-unknown-unknown` target support
24 - add `get_physical` support for macOS
28 - use `_SC_NPROCESSORS_CONF` on Unix targets
34 - revert 1.6.1 for now
40 - fixes sometimes incorrect num on Android/ARM Linux (#45)
46 - `get_physical` gains Windows support
52 - fix `get` to return 1 if `sysconf(_SC_NPROCESSORS_ONLN)` failed
58 - `get()` now checks `sched_affinity` on Linux
64 - add `haiku` target support
70 - add `redox` target support
76 - fixes `get_physical` count (454ff1b)
82 - add `emscripten` target support
83 - add `fuchsia` target support
89 - added `get_physical` function to return number of physical CPUs found
95 - `get` function returns number of CPUs (physical and virtual) of current platform