Initial commit

Merge pull request #110 from micnovak/sync_response

confdgnmi - sync_response - review comments

confdgnmi - initial sync_response

Merge pull request #101 from micnovak/check_encoding

confdgnmi - review comments

confdgnmi - add temporary fix for unknown server supported_encoding

Merge pull request #102 from micnovak/master

confdgnmi - better logging for get in client, updated TODO in documentation

confdgnmi - added verification for supported encoding for get, subscribe and set + tests

confdgnmi - add supported encoding to capabilities response (#99)

Merge pull request #100 from micnovak/subscription_fixes

confdgnmi - added interactive-poll feature, updated parameter documentation

confdgnmi - minor update (exception handling, logs) after review

confdgnmi - added delay option after all subscription requests were sent (on some devices response stream is closed when request stream ends, this delay can help to wait for responses)