Move ssh_username() to salt.utils.cloud.ssh_usernames()
Tidy up ssh_username
Merge pull request #11442 from s0undt3ch/develop

Lint Fixes
Lint fixing
Merge pull request #11438 from techhat/cloud

Move ssh_username() to salt.utils.cloud.ssh_usernames()
doc(file/state): grammar fix
doc(file/state): clarify it doesn't just "verify"
Merge pull request #11444 from JensRantil/improve-file-delete-state

Documentation: Improve file.absent state
Be explicit on what keyword arguments should be used.
Get `sock_dir` from `opts` if `None`
Fix `integration.loader.ext_modules.LoaderOverridesTest.test_overridden_internal` test
Update tests to new event classes signatures.
Master events are different from minion events.