v0.1.10

Notable changes:

• fix minor docker push bug (#88)
• add ArchGitChecksum template command / bashbrew context debugging command (#89)

(See https://github.com/docker-library/bashbrew/blob/v0.1.10/scripts/bashbrew-host-arch.sh for a useful script that can help determine the appropriate binary to download for a given environment dynamically.)