LoaderPage: Add instruction to update CribJS

gadget/gadget_cribjs_page_crib_loader.html

@@ -21,7 +21,7 @@
     <div class="nav_content save_load container">
       <div class="nav_content container">
         <h1>CribJS Loader</h1>
-        <p>Load your Crib from here</p>
+        <p>Update or Load CribJS from here</p>
       </div>
       <div data-gadget-url="./gadget_zip_loader.html"
            data-gadget-scope="zip_loader"

gadget/gadget_zip_loader.html

@@ -21,6 +21,8 @@
       <div class="nav_content container">
         <form class="crib-load-from-zip-url form-inline">
           <h3>Fill This site from a zip URL</h3>
+          <p>Leaving the Default parameter and validating will update CribJS Editor to the latest version.
+            <br/><span>&#x26A0;&#xFE0F;</span> This will erase your changes to CribJS Editor</p>
           <div class="form-group">
             <label>Zip Url:
               <input name="load-zip-url" class="load-zip-url form-control"