Rename to GitHub (#3)

* circle

* Rename to github and fn->cli

*  Rename to github and fn->cli

cli/run_windows.go

@@ -0,0 +1,25 @@
+// +build windows
+
+package main
+
+import (
+	"io"
+	"os"
+	"syscall"
+	"unsafe"
+)
+
+func stdin() io.Reader {
+	if isTerminal(int(os.Stdin.Fd())) {
+		return nil
+	}
+	return os.Stdin
+}
+
+func isTerminal(fd int) bool {
+	kernel32 := syscall.NewLazyDLL("kernel32.dll")
+	procGetConsoleMode := kernel32.NewProc("GetConsoleMode")
+	var st uint32
+	r, _, e := syscall.Syscall(procGetConsoleMode.Addr(), 2, uintptr(fd), uintptr(unsafe.Pointer(&st)), 0)
+	return r != 0 && e == 0
+}