Hotfix rustreexo version

Rustreexo had a bug with prove where the generated proof would be different from expected in a few cases. This release applies the upstream changes and conforms to the new interface.

Full Changelog: v0.1.2...v0.1.3

Build the docker image

This is the first CI built image.

Initial release

This software is meant to be a high-performance bridge node. It somehow accomplishes that already, but some known bugs exists, so use with caution.