Add Hadoop Conf and dumpDir; clean docs.
Added Kryo function wrapper; fixed typo.
Overload loadRDD and saveRDD to make them work with Hadoop Paths
Add RichHadoopPath for more consistent use of Hadoop Path within the framework.
Refactor DistRedirects to work with Hadoop Paths. Make changes to its Tests.
Add distributed version of Disambiguations class that works with Path.
Added version of MarkerDestination that works with Path.
Refactor DistConfigLoader to make it work with Path and XmlInputFormat.

Also, Mahout's XmlInputFormat is added.
Add docs. Use SparkUtils.kryoWrapFunction.
Cleaned properties files. Added base-dir to spark.config.properties.
Remove wrapPathStub.

PR #236 simplies FileLike generic type. We don't need this implicit anymore.
delete() throws IOException
Remove DistMarkerDestination and remove deleteConfirm() from RichHadoopPath
Remove static var - use implicits in load and loadFromCache methods

Fixes the thread-safety problem in DistDisambiguations and DistRedirects. Make required changes in the Test.
Merge pull request #22 from dbpedia/milestone2

Many code changes to make everything work with Path and XmlInputFormat. Completes milestone 2.