Release 2.0.17 (#3992)

* prevent empty title for select options
* removed css for unused sweetalert
* fix isWeekend() check with DateTimeInterface
* reset timesheet rates on "create copy"
* wrap long names in multi-selects - fix #4001
* rename profile menus
* show all possible links in user profile dropdown
* check if plugin is compatible before displaying the buy link

src/Export/ExportFilename.php

@@ -55,7 +55,7 @@ final class ExportFilename
         return FileHelper::convertToAsciiFilename($filename);
     }
 
-    public function getFilename()
+    public function getFilename(): string
     {
         if ($this->filename === null) {
             $filename = date('Ymd');
@@ -91,7 +91,7 @@ final class ExportFilename
         return $this->filename;
     }
 
-    public function __toString()
+    public function __toString(): string
     {
         return $this->getFilename();
     }