Upgrade to .NET 4.0
Supports newer signatures from .NET 4.0, but also require .NET 4.0
If you need .NET 3.5 support, stick to the 1.x.x.x line.
Supports newer signatures from .NET 4.0, but also require .NET 4.0
If you need .NET 3.5 support, stick to the 1.x.x.x line.