2. Add LTCG option for 64-bit DLL Debug build. Fixes issue with VS2015. 3. Fixed sln issue where test tools linked against the DLL are built outside the DLL build directories.
2. Add LTCG option for 64-bit DLL Debug build. Fixes issue with VS2015. 3. Fixed sln issue where test tools linked against the DLL are built outside the DLL build directories.