Global-config: added deprecated note to subPageUrlKey

Fixes jquerygh-262
Closes jquerygh-277

Author: agcolom

pages/global-config.html

@@ -177,7 +177,7 @@ <h2>Configurable options</h2>
 	<dd>Enhancement to use <code>history.replaceState</code> in supported browsers, to convert the hash-based Ajax URL into the full document path. Note that we recommend disabling this feature if Ajax is disabled or if external links are used extensively.</dd>
 	<br />
 	<dt id="subPageUrlKey"><code>subPageUrlKey</code> <em>string</em>, default: "ui-page"</dt>
-	<dd>The url parameter used for referencing widget-generated sub-pages (such as those generated by nested listviews). Translates to <em>example.html<strong>&ui-page=</strong>subpageIdentifier</em>. The hash segment before &ui-page= is used by the framework for making an Ajax request to the URL where the sub-page exists.</dd>
+	<dd>The url parameter used for referencing widget-generated sub-pages (such as those generated by nested listviews). Translates to <em>example.html<strong>&ui-page=</strong>subpageIdentifier</em>. The hash segment before &ui-page= is used by the framework for making an Ajax request to the URL where the sub-page exists.<div class="warning"><strong>Deprecated</strong> in 1.4 and will be removed in 1.5. </div></dd>
 	<br />
 	<dt id="transitionFallbacks.[transition]"><code>transitionFallbacks.[transition]</code> <em>string</em>, default: "fade"</dt>
 	<dd>Set the fallback transition for browsers that don't support 3D transforms for a specific transition type.</dd>