Update gitignore
Update gitignore

Use a more comprehensive gitignore

AlexCatarino/pythonnet,AlexCatarino/pythonnet,Konstantin-Posudevskiy/pythonnet,dmitriyse/pythonnet,denfromufa/pythonnet,QuantConnect/pythonnet,dmitriyse/pythonnet,vmuriart/pythonnet,QuantConnect/pythonnet,pythonnet/pythonnet,Konstantin-Posudevskiy/pythonnet,pythonnet/pythonnet,pythonnet/pythonnet,denfromufa/pythonnet,yagweb/pythonnet,yagweb/pythonnet,QuantConnect/pythonnet,vmuriart/pythonnet,AlexCatarino/pythonnet,denfromufa/pythonnet,Konstantin-Posudevskiy/pythonnet,vmuriart/pythonnet,yagweb/pythonnet,AlexCatarino/pythonnet,dmitriyse/pythonnet,yagweb/pythonnet