Merge pull request #61 from siftech/develop

v1.12.0 candidate

Merge pull request #54 from siftech/develop

v1.11.0

Merge pull request #50 from siftech/develop

v1.10.0

Merge pull request #47 from siftech/develop

fix docker build

Merge pull request #46 from siftech/develop

1.9.0-rc

Merge pull request #42 from siftech/develop

v1.8.0

Merge pull request #8 from siftech/develop

Release 1.6.0