solution: update API definitions, release v0.15.0

solution: release v0.14.0

solution: release 0.13.0

problem: release gcp publish fail

solution: update proto definitions, add ALLOWANCE capability

solution: update proto definitions (extend erc20 token api)

solution: update gradle and dependencies

solution: enable load-balancing by default

solution: release v0.12-alpha.3

problem: failing tests