version bump
version bump

ddworken/pyethereum,inzem77/pyethereum,pipermerriam/pyethereum,holiman/pyethereum,pipermerriam/pyethereum,shahankhatch/pyethereum,ethereum/pyethereum,ethereum/pyethereum,karlfloersch/pyethereum,karlfloersch/pyethereum,vaporry/pyethereum,ckeenan/pyethereum,shahankhatch/pyethereum,harlantwood/pyethereum