Maintenance release.

CryptoPro key meshing for GOST-28147.
GOST-28147 IMIT mode (thx Dmitry Eremin-Solenikov).
GOST-28147 optimizations (thx Dmitry Eremin-Solenikov).
GOST VKO support in ECDH: multiply by an optional UKM value.
Added GOST-R.3410-2012 curves.

Freshed up to version 1.8.5 (fixes CVE-2019-13627).
Upstream: Improve ECDSA unblinding.
Upstream: Provide a pkg-config file for libgcrypt.

NMU: remove rpm-build-ubt from BR:

Added patch fixing carry overflow in Stribog 512-bit addition.

Freshed up to version 1.8.4.

Flip the UKM buffer relatively to its MPI value.
Set "1.2.643.2.2.31.1" S-Box for KEK (CEK wrapping/unwrapping).
More debug in ecc_encrypt_raw: Print out the public key.
Identify GOST-28147 also by OID 1.2.643.2.2.21.

Skip check on aarch64.

Include the GOST (VKO, MAC/IMIT) patch into the main package version.
GOST VKO patch version 1.0.0 providing the virtual package.

Freshed up to v1.8.3.

Include v1.7.10 security fix version patch.

Git rid of the %ubt suffix.
Restored the original sources.

Fixed changelog version.
Fixed gear rules.
GOST VKO patch version 1.0.0 providing the virtual package.

Generate the patch with gear.
Remove the build-generated files (source package).
Fixed TAR format.

Build with GOST (VKO, MAC/IMIT) patch.

new version
security fixes: CVE-2018-0495