Build outputs the following errors:
1>D:\Visual Studio\Plugin\Aspose.Drawing-for-.NET-master\Examples\Csharp\Licensing\Licensing.cs(40,28,40,35): error CS0234: The type or namespace name ‘Metered’ does not exist in the …...NET-master\Examples\CSharp\Licensing\Licensing.cs(40,28...Drawing-for-.NET-master\Examples\CSharp\Licensing\Licensing.cs(40,65...