* Update task definitions for network_cli
* Add connection to debug messages
* Specify connection for prepare task
* pc won't be around for connection=network_cli
* Assorted Python 3 fixes
* Give default port if ansible_ssh_port missing
* delegate -> connection
* Extend error regex
* - Adds iosxr_netconf module to configure netcong service on Cisco
IOS-XR devices
* - Adds Integration test for module
- Handles diff return from load_config
* - Adds unit test for iosxr_netconf module