Remove usage of CalcViewHelper

Author: beatrycze-volk

Resources/Private/Partials/Submenu.html

@@ -132,7 +132,7 @@
                             <f:translate key="double.singlePageView" extensionName="dfgviewer" />
                         </f:link.page>
                         <f:link.page pageUid="{kitodoPageView}"
-                            additionalParams="{tx_dlf:{page:'{dc:calc(val1:\'{gp-page}\', val2:\'1\', operator:\'+\')}', double:'1', id:'{gp-id}', pagegrid:'0'}}"
+                            additionalParams="{tx_dlf:{page:'{{gp-page} + 1}', double:'1', id:'{gp-id}', pagegrid:'0'}}"
                             class="tx-dlf-navigation-doublePlusOne"
                             title="{f:translate(key:'double.RectoVerso', extensionName:'dfgviewer')}"><span>
                                 <f:translate key="double.RectoVerso" extensionName="dfgviewer" />