Re-enable echo when restoring

platforms/keyboard/keyboard.go

@@ -136,6 +136,10 @@ func configure() (err error) {
 
 // restores the TTY to the original state
 func restore() (errs []error) {
+	if _, err := stty("echo"); err != nil {
+		return []error{err}
+	}
+
 	if _, err := stty(originalState); err != nil {
 		return []error{err}
 	}