Adding norwegian language (#63)

* Added Norwegian language translation (nb_NO/Norsk Bokmål)

* Fixes display of translated overall status to selected language. Only english was shown prior, no matter the selected language.

* Fixes missed translation of norwegian (nb_NO)

classes/service.php

@@ -146,9 +146,9 @@ class Service implements JsonSerializable
       
     if ($statuses[$worst] == count($array))
     {
-      echo $all[$worst];
+      echo _($all[$worst]);
     }else{
-      echo $some[$worst];
+      echo _($some[$worst]);
     }
     echo '</div>';
   }
@@ -178,4 +178,4 @@ class Service implements JsonSerializable
     ];
   }
 
-}
+}