fix .NET 1.1 build - call out to different NUnit console executables for .NET 1.1 vs 2.0
fix .NET 1.1 build - call out to different NUnit console executables for .NET 1.1 vs 2.0

likesea/spring-net,yonglehou/spring-net,zi1jing/spring-net,yonglehou/spring-net,djechelon/spring-net,kvr000/spring-net,kvr000/spring-net,kvr000/spring-net,likesea/spring-net,dreamofei/spring-net,zi1jing/spring-net,spring-projects/spring-net,spring-projects/spring-net,likesea/spring-net,yonglehou/spring-net,djechelon/spring-net,spring-projects/spring-net,dreamofei/spring-net