* showing help by basic call

* autocompletion for exec

cmd/replace/replace.go

@@ -11,7 +11,7 @@ import (
 
 var replaceCmd = &cobra.Command{
 	Use:   "replace",
-	Short: "Replace in string to new string in all commands",
+	Short: "Replace string with new string in all commands",
 	Args: func(cmd *cobra.Command, args []string) error {
 		if err := cobra.ExactArgs(2)(cmd, args); err != nil {
 			return err