Upgrades to containerd, fixes for deprecations, fixes for default namespace

Changelog for 0.19.1:

• PR #370 Bump github.com/opencontainers/runc from 1.1.12 to 1.1.14 by @dependabot[bot]

Commits
5b633cc Remove newlines from log lines, which are not required by @alexellis
1c1bfa6 Upgrades to containerd, fix deprecations upstream by @alexellis
93f41ca Clarify coverage of OpenFaaS CE EULA by @alexellis
0172c99 Bump github.com/opencontainers/runc from 1.1.12 to 1.1.14 by @dependabot[bot]
4162db4 Fix check for arch in verify_system by @alexellis

Changes: 0.19.0...0.19.1

Generated by Derek