* removes connection functions refactored into connection
* updates ComplexDict and ComplexList objects to use with AnsibleModule
* updates modules to add new argument to ComplexList & ComplexDict
* fixes issue with load_provider() not checking for an existing key
* adds updates to eos_config results key
* lots of minor syntax fixes in eos shared module
* adds eos_argument_spec to eos_eapi
fixes#21402
* updates eos modules to use persistent connection socket
* removes split eos shared module and combines into one
* adds singular eos doc frag (eos_local to be removed after module updates)
* updates unit test cases
* provides declarative resource for configuring eos system parameters
* supports network_cli connection plugin only
* adds unit tests for module using mock interfaces
Matt Martz
Peter Sprygada