Add org.w3c.dom dependency to pom
Add metada support to HDFS and MySQL
Modify the tests in order to support metadata
Document the new Hive port parameter
Test the new Hive port parameter
Fix issues raised during code review
Fix the concatenation of column names and values in OrionMySQLSink
Fix the tests after the contextValue tag change
Mark as FIXME and TBD the Hive provision stuff in HDFSBackend
Merge pull request #73 from telefonicaid/feature/metadata-persistence

Metadata persistence in HDFS and MySQL