SoftHSM 2.6.1

SoftHSM version 2.6.1 was released on 2020-04-29. Issues: Issue #542: Support Ed448/X448 for OpenSSL. Issue #538: Improved warning and compilation issues for GCC10 Issue #527: Fixed compilation issues for MacOS 10.15.4/Xcode 11.4 Download: softhsm-2.6.1.tar.gz softhsm-2.6.1.tar.gz.sig…