auto append assembly version number to default useragent
auto append assembly version number to default useragent

Haacked/RestSharp,SaltyDH/RestSharp,KraigM/RestSharp,haithemaraissia/RestSharp,devinrader/RestSharpRTExperimental,paulcbetts/RestSharp,RestSharp-resurrected/RestSharp,cnascimento/RestSharp,mcintyre321/RestSharp-.NET-2.0-Fork,mwereda/RestSharp,periface/RestSharp,chengxiaole/RestSharp,wparad/RestSharp,devinrader/RestSharpRTExperimental,lydonchandra/RestSharp,mattleibow/RestSharp,dyh333/RestSharp,jiangzm/RestSharp,mattwalden/RestSharp,PKRoma/RestSharp,rucila/RestSharp,jmartin84/RestSharp,IsCoolEntertainment/unity-restsharp,fmmendo/RestSharp,benfo/RestSharp,jmartin84/RestSharp,dmgandini/RestSharp,uQr/RestSharp,who/RestSharp,restsharp/RestSharp,amccarter/RestSharp,dgreenbean/RestSharp,huoxudong125/RestSharp,rivy/RestSharp,eamonwoortman/RestSharp.Unity,Haacked/RestSharp,IsCoolEntertainment/unity-restsharp,wparad/RestSharp,felipegtx/RestSharp,kouweizhong/RestSharp,paulcbetts/RestSharp,mcintyre321/RestSharp-.NET-2.0-Fork