add special keys for list view popups

src/Umbraco.Web.UI.Client/src/views/propertyeditors/listview/overlays/listviewpublish.html

@@ -1,7 +1,7 @@
 <div ng-controller="Umbraco.Overlays.ListViewPublishController as vm">
 
         <div ng-if="!vm.languages">
-            Some content here
+            <p><localize key="prompt_confirmListViewPublish"></localize></p>
         </div>
     
         <div ng-if="vm.languages.length > 1">

src/Umbraco.Web.UI.Client/src/views/propertyeditors/listview/overlays/listviewunpublish.html

@@ -2,7 +2,7 @@
 
         <!-- 1 language -->
         <div ng-if="!vm.languages">
-            <p><localize key="prompt_confirmUnpublish"></localize></p>
+            <p><localize key="prompt_confirmListViewUnpublish"></localize></p>
         </div>
     
         <!-- Multiple languages -->

src/Umbraco.Web.UI/Umbraco/config/lang/en_us.xml

@@ -330,6 +330,8 @@
     <key alias="discardChanges">Discard changes</key>
     <key alias="unsavedChanges">You have unsaved changes</key>
     <key alias="unsavedChangesWarning">Are you sure you want to navigate away from this page? - you have unsaved changes</key>
+    <key alias="confirmListViewPublish">Publishing will make the selected items visible on the site.</key>
+    <key alias="confirmListViewUnpublish">Unpublishing will remove the selected items and all their descendants from the site.</key>
     <key alias="confirmUnpublish">Unpublishing will remove this page and all its descendants from the site.</key>
   </area>
   <area alias="bulk">