There is already a good example of a list variable ("ssh_keys")
contained above this snippet, so reuse the content here.

Fix pylint error on "cachefile does not exist"

Since cachefile is used to show the error message when stat
fail, the variable need to be declared.

Tweak vault description

Vault isn't specifically for source control. Make description a little more generic and descriptive.

Update intro_dynamic_inventory.rst

Examples of special characters being converted to underscores for clarity.

Allow the use of HTTP on custom ports in the fetch_url function

revamped base CLI and moved galaxy to it's own classes/api

just a few spelling error changes

I swear only 95% of those are mine!

normalized return codes in bin
refactored galaxy classes a bit, ignoring 'compatct' role spec

added AnsibleOptionsError
removed pulicate parser error class