* govendor gopkg.in/yaml.v2
* Ignore YAML and BIND test data litter. Create README.txt files to force git to create subdirectories.
* Update convertzone to also read OctoDNS files
* Replace RecordConfig.Name and .NameFQDN with getters and setters.
* Replace RecordConfig.Target with getters and setters.
* Eliminate the CombinedTarget concept.
* Add RecordConfig.PopulateFromString to reduce code in all providers.
* encode and decode name.com txt records (#315)
* Replace fmt.Errorf with errors.Errorf
