* fix csharp enum issue * fix numeric enum value * add docstring to exlain isDataTypeString * fix docstring by adding return * fix ToJson in hash model * remove BaseValidate for map model * restore csproj file
* update csharp default value * update csharp 35 samples * update csharp 40 client * update c# net standard client * update C# net core client * update csharp propertychanged client