Add a MySQL sink implementation
Modify the README and the cygnus.conf.template accordingly to the MySQL sink implementation
Add a MySQL backend
Refactor the HDFS backends
Refactor the sinks creating a OrionSink and letting the sinks extend it
Add some netbeans files to gitignore
Add unit tests
Modify OrionRestHandler in order it is easier to test
Add Mockito to the pom.xml and fix the Junit version
Fix errors in the README raised during the code review
Fix more things in the README after the code review
Add a test for OrionCKANSink
Split utils into production and tests
Implement changes in the tests due to the utils spliting, OrionSink common parts review, etc
Fix issues raised during the code review
More fixes in the README and cygnus.conf.template after second round of the code review
Merge pull request #47 from telefonicaid/feature/mysql-persistence

MySQL persistence, unit tests, sinks refactoring, HDFS backends refactoring, README r0.2