Release notes:
- Trading via the OkCoin Websocket interface
- Trading via the Bitfinex REST API
- Support for currency pairs other than BTC/USD (BTC/GBP and BTC/EUR on exchanges which support those currency pairs)
- Ability to run multiple instances of the service with a single Mongo instance
- UI performance improvements and upgrade to UI Grid 3.0
- Lots and lots of bug fixes