DistDestination does not extend Destination any more.
Return Disambiguations.empty() instead of null.
Merge pull request #31 from dbpedia/destination-fix

DistDestination does not extend Destination any more.
Merge pull request #32 from dbpedia/feature-loglevel-config

Make logging level and number of job submission threads configurable
Add RichHadoopPath.getSchemeWithFileName and use it instead of Path.toString

This gives us Strings like "hdfs:///somedir/blah" instead of just "/somedir/blah"
Merge branch 'feature-path-scheme' into nildev2-final