Update property file for Nuget Linux package (#369)
Update property file for Nuget Linux package (#369)

* Copy mkldnn to output folder for linux. Nuget doesn't resolve dll dependency correctly within a package

* Modify to copy all dlls to output folder

* update rpath for shared library

* Simplified linker flags for RPATH

* Removing copying of dlls to output folder, since setting RPATH works fine now

microsoft/onnxruntime,microsoft/onnxruntime,microsoft/onnxruntime,microsoft/onnxruntime,microsoft/onnxruntime,microsoft/onnxruntime,microsoft/onnxruntime,microsoft/onnxruntime,microsoft/onnxruntime,microsoft/onnxruntime,microsoft/onnxruntime,microsoft/onnxruntime