- Update to version 1.0.27
* New libusb_init_context API to replace libusb_init
* New libusb_get_max_alt_packet_size API
* New libusb_get_platform_descriptor API (BOS)
* Allow setting log callback with libusb_set_option/libusb_init_context
* New WebAssembly + WebUSB backend using Emscripten
* Fix regression in libusb_set_interface_alt_setting
* Fix sync transfer completion race and use-after-free
* Fix hotplug exit ordering
* Linux: NO_DEVICE_DISCOVERY option set per context
- added signature and keyring. (key received via keyserver)