Add a HDFS files translator from version 0.1 to version 0.3

This PR implements the issue https://github.com/telefonicaid/fiware-connectors/issues/65 and fix the original translator (0.1->0.2).
Fixed in https://github.com/telefonicaid/fiware-connectors/commit/55f967eaa0ef34faedd22d83723d6dcef2ffbb60