GUAC-958: Work around iOS 7 visibility issue (again) by using object instead of iframe. The resize sensor needs to be where it used to be in the DOM for proper operation.

guacamole/src/main/webapp/app/client/templates/guacClient.html

@@ -24,9 +24,6 @@
     <!-- Display -->
     <div class="displayOuter">
 
-        <!-- Resize sensor -->
-        <iframe class="resize-sensor" src="app/client/templates/blank.html"></iframe>
-        
         <div class="displayMiddle">
             <div class="display software-cursor">
             </div>
@@ -34,4 +31,7 @@
 
     </div>
 
+    <!-- Resize sensor -->
+    <object type="text/html" class="resize-sensor" data="app/client/templates/blank.html"></object>
+    
 </div>

guacamole/src/main/webapp/app/client/templates/guacThumbnail.html

@@ -22,7 +22,7 @@
     -->
 
     <!-- Resize sensor -->
-    <iframe class="resize-sensor" src="app/client/templates/blank.html"></iframe>
+    <object type="text/html" class="resize-sensor" data="app/client/templates/blank.html"></object>
     
     <!-- Display -->
     <div class="display">