1.0 CBL-Mariner October 2020 Update

This is the October 2020 cumulative update for the CBL Mariner 1.0 release that includes tooling and CVE fixes.
Changes include:

• Ability to build Mariner Toolchain and Packages from the Preview Repository.
• Fixed issue where additionalfiles were improperly handled during iso image build
• Fix CVE-2020-14342 in cifs-utils
• Fix CVE-2020-26159 in oniguruma
• Fix CVE-2019-12735 in vim
• Patch lua CVE-2019-6706, CVE-2020-15888
• Patch unbound CVE-2020-12662 and CVE-2020-12663
• Patch gnutls CVE-2020-24659
• Upgrade ruby to 2.6.6 to resolve CVE-2019-16255, CVE-2019-16201, CVE-2020-10933, CVE-2020-5247, CVE-2019-15845, CVE-2019-16254
• Update fontconfig to 2.13.91
• Added several packages: gflags, rocksdb, syslog-ng, tinyxml2, toml11 tracelogging zipper mm-common libxml++ liblogging nlohmann-json msgpack span-lite telegraf jsonbuilder babeltrace2 lttng-consume pugixml rapidjson bond fluent-bit ivykis azure-storage omi ccache clamav auoms
• Enable QAT kernel configs in CBL-Mariner
• Fixed multiple SPEC files so %check sections are valid