fixes added more tests
fixes
added more tests

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