Merge conflicts between libfido2-1.8.0 and libfido2-1.13.0

Handle OpenSSL-3.x

Import libfido2 1.8.0

* Version 1.8.0 (2021-07-22)
** Dropped 'Requires.private' entry from pkg-config file.
** Better support for FIDO 2.1 authenticators.
** Support for Windows's native webauth

Import libfido2 1.8.0

* Version 1.8.0 (2021-07-22)
** Dropped 'Requires.private' entry from pkg-config file.
** Better support for FIDO 2.1 authenticators.
** Support for Windows's native webauthn API.
** Support for attestation format 'none'.
** New API calls:
- fido_assert_set_clientdata;
- fido_cbor_info_algorithm_cose;
- fido_cbor_info_algorithm_count;
- fido_cbor_info_algorithm_type;
- fido_cbor_info_transports_len;
- fido_cbor_info_transports_ptr;
- fido_cred_set_clientdata;
- fido_cred_set_id;
- fido_credman_set_dev_rk;
- fido_dev_is_winhello.
** fido2-token: new -Sc option to update a resident credential.
** Documentation and reliability fixes.
** HID access serialisation on Linux.

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Import libfido2 1.7.0; changes:

Version 1.7.0 (2021-03-29)
- New dependency on zlib.
- Fixed musl build; gh#259.
- hid_win: detect devices with vendor or product IDs > 0x7fff; gh#264.
- Support for

Import libfido2 1.7.0; changes:

Version 1.7.0 (2021-03-29)
- New dependency on zlib.
- Fixed musl build; gh#259.
- hid_win: detect devices with vendor or product IDs > 0x7fff; gh#264.
- Support for FIDO 2.1 authenticator configuration.
- Support for FIDO 2.1 UV token permissions.
- Support for FIDO 2.1 "credBlobs" and "largeBlobs" extensions.
- New API calls:
fido_assert_blob_len;
fido_assert_blob_ptr;
fido_assert_largeblob_key_len;
fido_assert_largeblob_key_ptr;
fido_assert_set_hmac_secret;
fido_cbor_info_maxcredbloblen;
fido_cred_largeblob_key_len;
fido_cred_largeblob_key_ptr;
fido_cred_set_blob;
fido_dev_enable_entattest;
fido_dev_force_pin_change;
fido_dev_has_uv;
fido_dev_largeblob_get;
fido_dev_largeblob_get_array;
fido_dev_largeblob_remove;
fido_dev_largeblob_set;
fido_dev_largeblob_set_array;
fido_dev_set_pin_minlen;
fido_dev_set_sigmask;
fido_dev_supports_credman;
fido_dev_supports_permissions;
fido_dev_supports_uv;
fido_dev_toggle_always_uv.
- New fido_init flag to disable fido_dev_open's U2F fallback; gh#282.
- Experimental NFC support on Linux; enable with -DNFC_LINUX.

Version 1.6.0 (2020-12-22)
- Fix OpenSSL 1.0 and Cygwin builds.
- hid_linux: fix build on 32-bit systems.
- hid_osx: allow reads from spawned threads.
- Documentation and reliability fixes.
- New API calls:
fido_cred_authdata_raw_len;
fido_cred_authdata_raw_ptr;
fido_cred_sigcount;
fido_dev_get_uv_retry_count;
fido_dev_supports_credman.
- Hardened Windows build.
- Native FreeBSD and NetBSD support.
- Use CTAP2 canonical CBOR when combining hmac-secret and credProtect.

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Version 1.5.0 (2020-09-01)
hid_linux: return FIDO_OK if no devices are found.
hid_osx:
repair communication with U2F tokens, gh#166;
reliability fixes.
fido2-{assert,cred}

Version 1.5.0 (2020-09-01)
hid_linux: return FIDO_OK if no devices are found.
hid_osx:
repair communication with U2F tokens, gh#166;
reliability fixes.
fido2-{assert,cred}: new options to explicitly toggle UP, UV.
Support for configurable report lengths.
New API calls:
fido_cbor_info_maxcredcntlst;
fido_cbor_info_maxcredidlen;
fido_cred_aaguid_len;
fido_cred_aaguid_ptr;
fido_dev_get_touch_begin;
fido_dev_get_touch_status.
Use COSE_ECDH_ES256 with CTAP_CBOR_CLIENT_PIN; gh#154.
Allow CTAP messages up to 2048 bytes; gh#171.
Ensure we only list USB devices by default.
Version 1.4.0 (2020-04-15)
hid_hidapi: hidapi backend; enable with -DUSE_HIDAPI=1.
Fall back to U2F if the key claims to, but does not support FIDO2.
FIDO2 credential protection (credprot) support.
New API calls:
fido_cbor_info_fwversion;
fido_cred_prot;
fido_cred_set_prot;
fido_dev_set_transport_functions;
fido_set_log_handler.
Support for FreeBSD.
Support for C++.
Support for MSYS.
Fixed EdDSA and RSA self-attestation.
Version 1.3.1 (2020-02-19)
fix zero-ing of le1 and le2 when talking to a U2F device.
dropping sk-libfido2 middleware, please find it in the openssh tree.

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Import Yubico's libfido2 from https://github.com/Yubico/libfido2.git