Add `OpenSSL` and `zfs` to the mocked modules in the docs.
Merge pull request #6266 from s0undt3ch/develop

Add `OpenSSL` and `zfs` to the mocked modules in the docs.
Allow globs in excludes of sls files
Removed redundant .highlight style

The Pygments .highlight-<lang> styles should be preferred. Thanks to
@terminalmage for the report.
ignore warning about adding to known hosts
Fixed rST cross-reference syntax in two tutorials
Merge branch 'develop' into with-pylint-pragmas