This update changes the way hcsshim invokes Windows DLLs to avoid races with the garbage collector. It also now uses go-winio to access the pipes used for communication with processes running in the container; this reduces the number of threads used by docker.exe, improving scalability. Signed-off-by: John Starks <jostarks@microsoft.com> Upstream-commit: 7ccc0e2101a66e0621faf1f043bf7cd5515501d5 Component: engine