title: iOS storyboard localization for new UI
body: <p>I use Xcode 5 in a project. and the project need to localization. Xcode had help me generated <code>Localizable.strings</code> it looks like</p>
  
  <pre><code>/* Class = "IBUIButton"; normalTitle = "2013-10-1"; ObjectID = "p5u-h7-pfJ"; */
  "p5u-h7-pfJ.normalTitle" = "2013-10-1";
  
  /* Class = "IBUILabel"; text = "Label"; ObjectID = "pBS-eN-YUz"; */
  "pBS-eN-YUz.text" = "Label";
  
  /* Class = "IBUITextField"; placeholder = "Input Name Here"; ObjectID = "pE4-WG-fPp"; */
  "pE4-WG-fPp.placeholder" = "Input Name Here";
  
  /* Class = "IBUILabel"; text = "Detail"; ObjectID = "qSu-Mo-baT"; */
  "qSu-Mo-baT.text" = "Detail";
  </code></pre>
  
  <p>but how should I do if I want to add new UI in the storyboard. How can I add new key-value?</p>