Jubatus

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* Improvements
* Enable libstdc++ debug mode when configured using `--enable-debug` (887, 889)

* Buf fixes
* Fix thread ID in logs not printed properly on OS X (874, 894)
* Remove unused `--disable-eigen` configure option (890, 893)

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* New machine learning service
* Distributed Burst Detection (jubaburst)

* Improvements
* Compatibility verification when joining to cluster (864, 882)

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* Improvements
* Add jubadump to RPM / DEB package (856)

* Bug fixes
* Fix jubactl to work without specifying "-X" option (872)
* Fix log4cxx error message displayed on startup (873)

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* Improvements
* Reload logging configuration on SIGHUP (838, 861)
* Display plugin version when loaded (740, 865)
* Register itself as active after server is started (854, 863)
* Push mixers now excludes himself from MIX peer candidates (842, 860)
* Bug fixes
* anomaly: Fix add requets returing error when using light_lof (849, 853)
* Fix proxies does not work with push_mixer (803)
* Do not block update RPC request while acquiring ZooKeeper lock (618, 862)
* Fix IDL errors (851, 858, 859)
* Remove unused core_headers reference (811, 848)

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* Improvements
* Support for OS X Mavericks (833)
* Add sanity check configure option (835)
* Fix linear_mixer to use interconnect_timeout (720)
* Add ABI version number to object file (812)
* 825, 832, 847
* Bug fixes
* Fix timed-out connection instances are left in the pool (836, 837)

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* New Features
* Add unlearning feature with sticky ID handling (741, 756)
* Extend string_rules plug-in interface to support arbitrary values (658, 703)
* classifier: Add delete_class RPC method (364)
* recommender: Support clear_row RPC method when using nearest_neighbor_recommender (797)
* Improvements
* Separate algorithm components as jubatus_core repository
* Change logging library to log4cxx (746, 807, 821)
* Improve availability when ZooKeeper failover occurs (52, 776)
* Strict validation of configuration parameter (547, 627, 754, 755)
* Improve error handling regarding RPC connection errors (734, 782, 783)
* Default number of threads for proxies changed to 4 (753, 810)
* Name of saved model files now contain engine name (709, 765)
* Log message improvements (791, 822)
* Log path of loaded plugins (713, 771)
* More example config files added (795, 818)
* nearest_neighbor: method name changed from {similar,neighbor}_row_from_data to {similar,neighbor}_row_from_datum to be consistent with recommender (564, 809)
* anomaly: add RPC method now works with both lof and light_lof (737)
* 645, 742, 767, 772, 773, 774, 777, 784, 789, 794, 823, 830
* Bug fixes
* binary_rule now accept ``except`` key (792)
* Calling do_mix RPC method for standalone mode now returns error correctly (798, 808)
* Jubatus servers now leave cluster before RPC server shutdown (593, 813)