note a few recent changes in the changelog
note a few recent changes in the changelog

dash-dash/pyzmq,Mustard-Systems-Ltd/pyzmq,yyt030/pyzmq,ArvinPan/pyzmq,Mustard-Systems-Ltd/pyzmq,caidongyun/pyzmq,swn1/pyzmq,caidongyun/pyzmq,Mustard-Systems-Ltd/pyzmq,swn1/pyzmq,dash-dash/pyzmq,yyt030/pyzmq,yyt030/pyzmq,caidongyun/pyzmq,swn1/pyzmq,dash-dash/pyzmq,ArvinPan/pyzmq,ArvinPan/pyzmq