Install prever devel package requirements for new negative option patch

Fixes: rhbz#1857272 - negative option for token.mechanism not working correctly

Fixes: rhbz#1834909 - softhsm use-after-free on process exit
Synchronize the final fix with Fedora

Fixes: rhbz#1834909 - softhsm use-after-free on process exit

Fixes: rhbz#1818877 - rebase to softhsm 2.6.0+
Fixes: rhbz#1701233 - support setting supported signature methods on the token

Provide specific version libsofthsm2.so for p11-kit
Fixes: rhbz#1727065

Remove architecture-specific path from softhsm2.module definition
Fixes: rhbz#1727065

Replace PKCS11 headers by a more liberal version from p11-kit
Fixes: rhbz#1615766

Updated to latest upstream release

Fix crash when used as a PKCS11 library via p11-kit (#1608690)

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

Remove softhsm2-pk11install. Software modules are to be registered with
kit as in https://fedoraproject.org/wiki/PackagingDrafts/Pkcs11Support (#1541095).

Add support for RSA-PSS from upstrem PR#335

New upstream release (#1467329)

Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Binutils_Mass_Rebuild

Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Mass_Rebuild