QfqPage.js: history: do not create a history entry for each tab click, instead...

QfqPage.js: history: do not create a history entry for each tab click, instead just set the current history to the current tab, i.e. the back button won't take the user thru the tab history.

javascript/src/QfqPage.js

@@ -57,7 +57,7 @@ if (!QfqNS) {
         var currentTabId = bsTabs.getCurrentTab();
         QfqNS.Log.debug('Saving state: ' + currentTabId);
         QfqNS.PageTitle.setSubTitle(bsTabs.getTabName(currentTabId));
-        this.settings.pageState.newPageState(currentTabId, QfqNS.PageTitle.get());
+        this.settings.pageState.setPageState(currentTabId, QfqNS.PageTitle.get());
 
     };