Fix View:txt and add charset.

src/Libs/View.php

@@ -54,7 +54,7 @@ class View extends Neuron {
      * @param object $data
      */
     public function json(object $data) {
-        header('Content-Type: application/json');
+        header('Content-Type: application/json; charset=utf-8');
         print(json_encode($data));
     }
 
@@ -64,8 +64,8 @@ class View extends Neuron {
      * @param string $txt
      */
     public function text(string $txt) {
-        header('Content-Type: text/plain');
-        print(json_encode($txt));
+        header('Content-Type: text/plain; charset=utf-8');
+        print($txt);
     }
 }
 ?>