Release v0.12.0

Breaking change

Management Service Configuration fields have been changed which is incompatible for usage in Turing XP plugin.

What's Changed

• Update Treatment Validation doc with examples by @krithika369 in #63
• Refactor Message Queue implementation by @terryyylim in #64
• Set subscription expiry to 1 day by @krithika369 in #65
• Support multi-stage builds for Management & Treatment Services Dockerfile by @terryyylim in #66
• Update Google client initialisation to use MLP helper method by @deadlycoconuts in #67
• Bugfix: Update experiment engine Google client initialisation by @deadlycoconuts in #68

Full Changelog: v0.11.1...v0.12.0