Move restic package to internal/restic

internal/progress_unix.go

@@ -1,22 +0,0 @@
-// +build !windows,!darwin
-
-package restic
-
-import (
-	"os"
-	"os/signal"
-	"syscall"
-
-	"github.com/restic/restic/internal/debug"
-)
-
-func init() {
-	c := make(chan os.Signal)
-	signal.Notify(c, syscall.SIGUSR1)
-	go func() {
-		for s := range c {
-			debug.Log("Signal received: %v\n", s)
-			forceUpdateProgress <- true
-		}
-	}()
-}