Add `map-parition`, `map-partition-with-index` and `foreach-partition`.
Merge pull request #22 from kul/develop

Add `map-partition`, `map-partition-with-index` and `foreach-partition`.
Merge pull request #18 from arnaudsj/es

Adding values function wrapper to API
Changes .map to .mapToPair when using the reduceByKey functionality for
a given DStream object, since a cast to JavaPairDStream is needed
Merge pull request #26 from viksit/develop

Changes .map to .mapToPair when using the reduceByKey functionality
emit more information when an exception happens. Otherwise bug-tracking is really hard.
extended test to really check function,
removed dead code,
added debug functions,
added more api functions,
updated dependencies
added support for JdbcRdd
added support for reading Avro files from HDFS
gitignored IntelliJ-files
Merge branch 'flambo/develop' into develop