Better wording

Playground/index-local.html

@@ -348,7 +348,7 @@
 
     <div id="waitDiv">
         <span id="waitTitle">Babylon.js Playground<BR><BR><BR></span>
-        <span id="waitSpan">please wait<br>loading editor...</span>
+        <span id="waitSpan">please wait<br>loading editor</span>
     </div>       
 
     <script src="https://code.jquery.com/jquery.js"></script>

Playground/index.html

@@ -380,7 +380,7 @@
 
     <div id="waitDiv">
         <span id="waitTitle">Babylon.js Playground<BR><BR><BR></span>
-        <span id="waitSpan">please wait<br>loading editor...</span>
+        <span id="waitSpan">please wait<br>loading editor</span>
     </div>   
 
     <script src="https://code.jquery.com/jquery.js"></script>