Add meaningful tooltip on the calendar selector #9557

lang/en.json

@@ -27,7 +27,7 @@
         "CannotUnzipFile": "Cannot unzip file %1$s: %2$s",
         "ChangePassword": "Change password",
         "ChangeTagCloudView": "Please note, that you can view the report in other ways than as a tag cloud. Use the controls at the bottom of the report to do so.",
-        "ChooseDate": "Choose date",
+        "ChooseDate": "Choose date, currently selected date is: %s",
         "ChooseLanguage": "Choose language",
         "ChoosePeriod": "Choose period",
         "ChooseWebsite": "Choose website",

plugins/CoreHome/templates/_periodSelect.twig

 <div id="periodString" piwik-expand-on-click class="piwikTopControl piwikSelector borderedControl periodSelector">
-    <a id="date" class="title" title="{{ 'General_ChooseDate'|translate|e('html_attr') }}">
+    <a id="date" class="title" title="{{ 'General_ChooseDate'|translate(prettyDateLong)|e('html_attr') }}">
         <span class="icon icon-calendar"></span>
         {{ prettyDate }}
     </a>