Fix arguments order in error.
Fix function arguments positioning.
Fail soon with an improper cloud providers alias setup.
Plurals typo.
Don't squelch the exceptions.
Log when a specific provider cannot return the listing data asked.
`--list-providers` does not accept arguments. Fail!
Exit if there's nothing else to do.
Remove existing machines from maps. Fixes #584.
Query the data in parallel.
Merge pull request #627 from s0undt3ch/hotfix/fixes-cherry-pick

Hotfixes cherry pick