Jubatus

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* New Features
* clustering: Add clear RPC method (579)
* Improvements
* server: Fix loading order of plugin (743)
* server: Result of get_status RPC now contains absolute path (749)
* clustering: Remove unneeded debug code(671)
* Bug fixes
* server: Linear mixer did not terminated in correct order (732)
* clustering: Fix forgetting factor's behavior (704)

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* New Features
* classifier: Getter/setter methods to labelset of classifier (655)
* client: Add accessors to get/set cluster name in C++ client (668)
* client: Add do_mix RPC method in client (700)

* Improvements
* core: Eliminate cmath (677)
* fv_converter: Avoid using types depends on CPU arch (64-bit/32-bit) for serialized members (692)
* jenerator: Use relative import for python 3 (712)
* server: Disable checking ID when loading models (679)
* server: Detect IO errors in save (698)
* server: Refine mix counting message (552)
* server: MIX runs only updated model (181)
* server: Remove unused annotations in IDL (714)
* proxy: Print log when error occurred during proxy is forwarding requests (733)

* Bugfix
* clustering: Fix clustering test (690)
* clustering: Eliminate random number without seed in clustering tests (718)
* recommender: Fix recommender get_all_rows distribution mode to random (683)
* recommender: Fix bit_index_storage to erase rows with empty vector on MIX (684)
* recommender: Fix bit_index and inverted_index erase rows locally (659)
* recommender: Modify behavior of remove_row of lsh_index_storage before/after MIX (681)
* server: Fix mixer can go to infinite loop (711)
* server: Fix dead-lock caused by re-entrant lock acquisition over put_diff RPC (723)
* server: Fix RPC error handling in linear_mixer (729)
* server: Fix load RPC breaks model (721)

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* Improvements
* Fault-tolerant weight-manager (660)
* Add do_mix RPC to manually trigger MIX in distributed mode (653)
* Allow config file more than 1 KiB in distributed mode (617, 624)
* Print model version on MIX (479, 649)
* ``classifier`` does not return results whose scores are zero (216)
* Remove unused fields and functions (639, 643)
* More test code added for nearest neighbor (529, 652)
* More test code added for clustering (650)
* Code style and portability fix (632, 647)
* Automatically test if all the IDL elements exist in API reference (175)

* Bug fix
* IDs are mistakenly reused after save/load in jubaanomaly (613, 661)
* Fix forgetting parameter in jubaclustering (673)
* Fix misuse of C math functions (663, 664)
* Some header files are not installed (666, 674, 678)
* jubatus_clustering library is missing in pkg-config (631, 665)
* Fix JSON unit test failure under 32-bit Linux environment (636)
* Jubatus logo is broken (635)

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* Improvements
* Add get_status to proxy (78, 612)
* Daemon option (409)
* Add a build option to disable including Eigen (542)
* Fix compile error in Mac OS X (553)
* online model copy in classifier (590)
* Check permission of directory specified by --datadir (599)
* Raise exception if unsupported mix strategy name is specified (611, 600)
* Disabling mix if parameter 0 is given (623)
* Validate range of command-line option (626)
* 270, 477, 574, 622

* Bugfix
* Segfault related with ZooKeeper connection (483, 486, 484)
* fixed_size_heap may cause access violation (573)
* save/load of nearest_neighbor does not work correctly (567)
* nearest_neighbor_num is set to reverse_nearest_neighbor_num in lof (563)
* Not work correctly when specified --rpc-port=0 (605)

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* New machine learning service
* Distributed Nearest Neighbor (jubanearest_neighbor)
* Distributed Clustering (jubaclustering)

* New Features
* Load model data on server startup (222, 65)
* Binary feature in datum (137, 473)
* Provide jubadump command (178)

* https://github.com/jubatus/jubadump

* Backward Incompatible Changes
* New model data format (400, 475)
* Rename jubakeeper to jubaproxy (260, 451)
* Unify config parameter name to "hash_num", old names were bit_num, bitnum and lsh_num (446, 454)
* New client interface

* Improvements
* Replace re2 with oniguruma regular expression library (361, 465, 471, 494)
* Remove pficommon dependency (467)
* Activate options for distributed mode in standalone mode (445)
* Report redundant configuration as error (484, 489)
* Optional configuration (134, 491)
* Action that actor node is deleted from zookeeper should means server shutdown (492, 499)
* Show cause of error when MIX is failed (478)
* Stop loading invalid model file (468)
* Output logs that server was stopped by signal (505, 515)
* Jubatus servers should be terminated gracefully when ZK session expired (504, 519)
* Do not install proxy related headers when disabled zookeeper built (517, 526)
* jenerator (174, 205, 306, 357, 359, 378, 399, 402, 431, 432, 434, 453, 456, 466, 501)
* 412, 450, 447, 438, 426

* Bugfix
* Make complete_row not weight similarities (413, 452)
* Fix corrupted DLOG output in zk::remove (423, 424)
* C++ client round down the timeout (269)
* Fix invalid use of iterator in inverted_index_storage (498)
* Check if a plugin dose not return null (44

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* Improvements
* Add options to specify ZooKeeper/Interconnect timeout to server/keeper (344)
* Test failure on 32bit ubuntu (349, 396)
* Fix jenerate install path (355, 404)
* Change error message when mecab.h is not found (408)
* Fix include file (169, 410)
* 416

* Bugfix
* Implement graceful exit (317, 411, 419)
* Fix mix interval_{sec,count} added by 1 (340)
* Fix get_status returns uninitialized values issue (377, 406)
* Generate random vectors in make_random. fixes (398, 401)
* Fix insufficient -l flags in jubatus.pc (403)
* Fix linear_mixer.ticktime returns not integer (418)
* 394