Fix genesis test. Refactor/cleaning.
Fix genesis test.
Refactor/cleaning.

chriseth/solidity,LianaHus/solidity,ruchevits/solidity,ruchevits/solidity,douglas-larocca/solidity,chriseth/solidity-doc-test,shahankhatch/solidity,ruchevits/solidity,arkpar/solidity,debris/solidity,ruchevits/solidity,ethers/solidity,vaporry/solidity,gluk256/solidity