Added EndpointException, ConnectionError, and ConnectionRefused errors with proper error messages to provide users with more information than just "nodename nor servname provided, or not known" Change-Id: Ib1f64cd8399795375fd701b613010f93013aea3b
Added EndpointException, ConnectionError, and ConnectionRefused errors with proper error messages to provide users with more information than just "nodename nor servname provided, or not known" Change-Id: Ib1f64cd8399795375fd701b613010f93013aea3b