v0.3.0

Breaking Changes

• Market events now record fees and base counts separately (#29)
• Abstract MarketFactory removed: StandardMarketFactory is now the base (#30)

Changelog

• UltimateOracle front-running issue fixed (#28)
• Market with price logger added for use with futarchy oracle (#30)
• Test runner supports grep selection (#33)
• Ropsten added and contracts redeployed on testnets (#38)