Various fixes. Initial portion of NatSpec integration.
Various fixes.
Initial portion of NatSpec integration.

vaporry/mix,tomthebuzz/mix,chriseth/mix,ethereum/mix,tomthebuzz/mix,ethereum/mix,chriseth/mix,chriseth/mix,LefterisJP/mix,yann300/mix,yann300/mix,vaporry/mix,LianaHus/mix,LianaHus/mix,tomthebuzz/mix,LianaHus/mix,LefterisJP/mix,LefterisJP/mix,vaporry/mix,yann300/mix,ethereum/mix