* Add index for domainRepoId to PollMessage and DomainHistoryHost
* Add flyway fix for Concurrent
* fix gradle.properties
* Modify lockfiles
* Update the release tool and add IF NOT EXISTS
* Test removing transactional lock from deploy script
* Add transactional lock flag to actual flyway commands in script
* Remove flag from info command
* Add configuration for integration test
Defined Docker image for schema deployment.
Included schema deploymer docker in the Cloud Build release process.
Defined Cloud Build config for schema deployment.
TESTED=Used cloud-build-local to test deployment flow
TESTED=Used docker to test schema deployer image in more ways