Pre-Release v1.4.0-rc1

Release candidate for Turing v1.4.0

What's Changed

• Update abstract PyFunc to utilise returned treatment_config by @deadlycoconuts in #164
• Create ensembler web service by @deadlycoconuts in #165
• Automate ensembler image building with Turing API by @deadlycoconuts in #170
• Add UI/SDK support to pyfunc ensemblers by @deadlycoconuts in #171
• Add steps to merge original request and enricher response headers by @deadlycoconuts in #176
• Standardize labels for kube objects by @terryyylim in #177
• Add create router version feature by @deadlycoconuts in #179
• Make creation of db optional by @leonlnj in #180
• Add env vars support to Pyfunc ensembler by @deadlycoconuts in #181
• [Chart] Turing chart version 0.2.7 by @romanwozniak in #185

Bug Fixes

• removing max message byte and compression type from json response by @leonlnj in #175
• Remove system kafka config from db and api by @leonlnj in #178
• Reorder undeployment service which skips secret deletion by @deadlycoconuts in #182
• Set EUI spacer to small by @deadlycoconuts in #187

Full Changelog: v1.3.4...v1.4.0-rc1