Slight improve in constructor
Make Get blocking (not used yet)
Getting now instantly returns the value in the DHT (removed listener)

- improves the usability and the readability of the code
- is now blocking
Improve iterative get steps --> remove number of steps
e.g. get fileChunk --> get all chunks in same step
Make the Put call blocking (not optimized yet)
returns true/false for success/failed
Major step for message signatures. All messages are now signed (client
to client, user to user). Implemented and tested.
Better failure handling while putting
Merge branch 'thread-fix'
Make removal blocking (and simplify some steps)
Fixed documentation
Reduce number of threads since threads are returned to netty as soon as
the lock is released.
Small BasePutStep and BaseRemoveStep test improvements.
Small bug exception throwing bug fix in the UserProfileManager.
Small fix in a test case of version cleanup.
Removed getLocal and getGlobal from H2H project. Had to adapt some
tests.
toBase64, toObject methods added to EncryptionUtil,
serialize/deserialize methods throw appropriate exceptions that should
be handled by the application and not the util (influenced large parts
of the project)
Merge branch 'thread-fix'
GetDigest renamed
Start with notification framework improvements
Make the send and sendDirect calls blocking