2.6.2
CI: Use dnf 2.0 for installation of packages in fedora
Add basic support for CI test execution
INTG-TESTS: enable build of 'subid ranges' support
KCM: secrets db: got rid of legacy json format support
CI: Remove Clang analyzer
CI: Prepare for python3 -> python
CI: unset DEBUGINFOD_URLS
Add empty conftest.py and update path to run basic tests
ci: suppress Debian valgrind errors
BUILD: get rid of PCRE support
CI: Handle dashes in valgrind-condense