Add git as build dependency

tpm2: Return properly sized array for b parameter for NIST P521 (HLK) #180

Follow stable-0.7.0 branch to v0.7.4 with security-related fixes.

Update to v0.7.3 stable, fixes rhbz#1868447
(includes "tpm2: fix PCRBelongsTCBGroup for PCClient")

Update to v0.7.2 stable snapshot, fixes rhbz#1809676
exclude i686 build
Following stable-0.7.0 branch for TPM 2 related fixes: RSA decryption,
Under certain circumstances an RSA decryption could cause a buffer overflow causing
Following stable-0.7.0 branch for TPM 2 related fixes; v0.7.1 + gcc related patch
elliptic curve fixes
MANUFACTURER changed from "IBM " to "IBM"
gcc 10 related fix
Following stable-0.7.0 branch for TPM 1.2 related bugfix

RHEL8.1.1 update
Update to v0.7.0 stable snapshot

RHEL8.1 build

Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild

Libtpms was updated to rev. 150 of TPM 2.0 code
following branch stable-0.6.0

Following bugfixes in libtpms

Following improvements in libtpms

Fixed changelog

Build snapshot from git after libtpms fix.

Build snapshot from git, simplify spec

Rebuilt for https://fedoraproject.org/wiki/Fedora_29_Mass_Rebuild

Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild