Update appveyor.yml
Update appveyor.yml

add python 3.2 and 3.4 to test matrix
dmitriyse/pythonnet,AlexCatarino/pythonnet,AlexCatarino/pythonnet,QuantConnect/pythonnet,AlexCatarino/pythonnet,yagweb/pythonnet,Konstantin-Posudevskiy/pythonnet,QuantConnect/pythonnet,pythonnet/pythonnet,AlexCatarino/pythonnet,vmuriart/pythonnet,yagweb/pythonnet,Konstantin-Posudevskiy/pythonnet,denfromufa/pythonnet,vmuriart/pythonnet,denfromufa/pythonnet,yagweb/pythonnet,QuantConnect/pythonnet,yagweb/pythonnet,Konstantin-Posudevskiy/pythonnet,vmuriart/pythonnet,pythonnet/pythonnet,pythonnet/pythonnet,dmitriyse/pythonnet,dmitriyse/pythonnet,denfromufa/pythonnet