- 0.10.0
	* Move api to subpackage
	* Add version identifier to package top level
	* Add gas price proxy middleware
	* Make initial queue send status inactive, introduce new status READYSEND for initial send attempt
	* Add maintenance mode locks, and automatic account lock when node rejects to send a tx to network 
	* Add nonce repair tool
	* Add tx resend admin api
	* Add pure tcp and redis task api callbacks
	* Add optional outgoing log status tracing
	* Add lock lister and lock/unlock cli tool
- 0.9.0
	* Require chain spec parameter in api
	* Pass chain spec between tasks
- 0.8.9 
	* Change executable argument flag names for contract keys and chain spec
	* Take over auxiliary code from cic-registry
	* Use cic-bancor package for bancor related code
- 0.8.8
	* Implement transaction granularity for syncers
- 0.8.7
	* Add registration option on api account creation
- 0.8.6
	* Add persistent account role index
- 0.8.5
	* Add refill gas api call
- 0.8.4
	* Add settable abi dir to executables
- 0.8.3
	* Add faucet task, tests
	* Add retry tx on incoming gas refill trigger
	* Add transfer approval task, tests
- 0.8.2
	* Upgrade cic-registry
	* Fix broken history syncer test
- 0.8.1
	* Upgrade dependencies
- 0.8.0
	* Rehabilitate tasker script
	* Move tasker and manager scripts to console scripts setup entrypoints
- 0.7.1
	* Make tx hash optional in check-gas-and-send signature builder
- 0.7.0
	* Define callback tasks in API with qualified celery task strings
- 0.6.4
	* Add mock tx cache data generator
	* Change sql tx cache value fields to bigint 
- 0.6.3
	* Remove CIC-cache related code
- 0.6.2
	* Rename tx_number member of TxCache object to tx_index
- 0.6.1
	* Add postgres-only stored procedures for per-address balances and transactions queries
- 0.6.0
	* Configurable celery in worker script
- 0.5.8
	* Upgrade crypto-dev-signer (now uses SQLAlchemy)
	* Use sql backend db for tests
	* Use filesystem backend for celery tests
- 0.5.7
	* Remove environment variable dependencies in tests
	* Update dependencies
- 0.5.6
	* Upgrade signer
- 0.5.5
	* Implement env-prefix switch in scripts
- 0.5.4
	* Add ipc path parameter to web3ext instantiation
- 0.5.3 
	* Add alembic migration script customizable with confini
- 0.5.2
	* Upgrade crypto-dev-signer
- 0.5.1
	* Move tasker back to scripts
- 0.5.0
	* Create Api object, persists callback and queue across methods
- 0.4.1
	* Add docstrings
	* Rehabilitate tests
	* Correctly scope db sessions in tasks
	* Add API for create account
- 0.4.0
	* Use config files instead of environment for cic-dev-tasker
- 0.3.0
	* Add queues
- 0.2.0
	* Add documentation
	* Rename cic-dev-syncer to cic-dev-manager
	* Rename cic-dev-track to cic-dev-tracker
- 0.1.1
	* Remove cic_eth.eth from packaging
- 0.1.0
	* Extract tx factory object controlling nonce and gasprice
	* Fix bug from adapting method call to EthereumTester 
	* Package api for external use
	* Add missing otx saves for transactions
- 0.0.6
	* Add missing "approve zero" for convert in monitor queue
- 0.0.5
	* Add customized eth_tester replacement for active web3 backend
- 0.0.4
	* Add api caller callback for completed tasks
	* Add semaphore for web3 calls
	* Add missing subtasks in bancor convert chain
- 0.0.3
	* Separate out registry and sempo to external packages
- 0.0.2
	* Add erc20 transfer task
	* Add transaction queue tasker and database
- 0.0.1
	* Add registry
	* Add bancor token lookup and convert tasks
	* Add sempo token register tasks
	* Add environment variable docs
