Make ruby_test and refactor
Use gen_call in gen_retval'
Remove redundant pattern match
Write test for gen_retval
Merge pull request #450 from jubatus/feature/refactor_stat_and_graph

Feature/refactor stat and graph for #412
Use uint64_t instead of size_t
Use std::isinf
Remove rendundant endl
Move codes for IGNORED taggs
Rename _keeper to _proxy: fixes #260
Add forgotten renaming to jenerator: refs #260
Rename _keeper to _proxy in jubadoc: refs #260
Merge pull request #451 from jubatus/feature/refactor_renaming_proxy

Rename _keeper to _proxy: fixes #260
Change complete_row test for checking unweighted averaging
Merge pull request #452 from jubatus/feature/fix_complete_row

complete_row of euclid lsh now uses the unweighted mean of query's neighbors. Fixes https://github.com/jubatus/jubatus/issues/413 .
Replace lsh_num to hash_num in the comment
Merge branch 'develop' of github.com:jubatus/jubatus into develop
Merge branch 'develop' into feature/rename_to_hash_num
Fix forgotten renaming
Merge pull request #454 from jubatus/feature/rename_to_hash_num

Rename parameters indicating the length of hash values to ``hash_num``