* Run `save` before exiting config mode.
* Fix unit tests for `save`
* Allow `save` to be on its own again and introspect success
* Introspecting `compare running` makes this a lot harder.
Move `save` tests to integration tests
* updates all vyos modules to use socket connection
* adds vyos local action handler
* adds exec_command() to vyos
* updates vyos_config local action
* update unit test cases
* add base class for testing vyos modules
* Rename vyos2 over vyos
* Update vyos_config to LocalAnsibleModule
Change result key 'updates' -> 'commands'
vyos_config is supported by core
* vyos_config tests
* Enable bracket config use
* Sanitize config before use
