Add a HDFS files translator from version 0.1 to version 0.3, and fix the translator from 0.1 to 0.2
Explain how to provice an empty prefix name, and fix the name of the timing fields
Merge pull request #66 from telefonicaid/feature/translation-script-01-to-03

Add a HDFS files translator from version 0.1 to version 0.3