-refute
Merge branch 'master' of github.com:skcho/zooberry
Merge branch 'master' of github.com:skcho/zooberry
Merge branch 'master' of github.com:skcho/zooberry
Merge branch 'master' of github.com:skcho/zooberry
minimal soundness
Merge branch 'master' of github.com:skcho/zooberry
minimal clustering framework