serialize long/int/decimal/float/double (#7)
serialize long/int/decimal/float/double (#7)

facebook-csharp-sdk/simple-json,jasonmead/simple-json,suaff/simple-json,jasonmead/simple-json,jasonmead/simple-json,ndevenish/simple-json,ndevenish/simple-json,suaff/simple-json,facebook-csharp-sdk/simple-json,ndevenish/simple-json,suaff/simple-json,facebook-csharp-sdk/simple-json