Changelog for TomP2P 3.2.0-beta
* Added shiftleft, shiftright for Number160
* Added Number320 and Number480 for storing location keys, domain keys and content keys
* Added support for indirect replication (experimental)
* Added maintenance support for trackers
* Increased aggressivity of maintenance interval
* merged tracker and dht storage to one class
* Fixed bug in short int conversion
* Added disk-based storage (experimental)
* changed package name from ch.uzh.csg.tomp2p to net.tomp2p
* Added port forwarding identification (experimental)
* Remove timed out data objects
