* Handle common agrument in aggregate parameter for vyos module
* Add supoort to set parameter in aggregate to it's respctive
top level argument if value not provided in aggregate.
* Aggregate argument spec validation
* Documentation for aggregate
* Fix unit test failure
* vyos implementation for net_interface module
* vyos_interface implementation module
* vyos_interface integration test
* net_interface integration test for vyos
* Change collection to aggregate