Add some more phpdoc typings

src/XML/BasicSearch.php

@@ -65,6 +65,11 @@ class BasicSearch implements XmlDeserializable {
 	 */
 	public $limit;
 
+	/**
+	 * @param Reader $reader
+	 * @return BasicSearch
+	 * @throws ParseException
+	 */
 	static function xmlDeserialize(Reader $reader) {
 		$search = new self();
 

src/XML/PropDesc.php

@@ -30,9 +30,21 @@ class PropDesc implements XmlSerializable {
 	 * @var string[]
 	 */
 	public $properties = [];
+	/**
+	 * @var string
+	 */
 	public $dataType;
+	/**
+	 * @var boolean
+	 */
 	public $searchable;
+	/**
+	 * @var boolean
+	 */
 	public $selectable;
+	/**
+	 * @var boolean
+	 */
 	public $sortable;
 
 	function xmlSerialize(Writer $writer) {

src/XML/QueryDiscoverResponse.php

@@ -26,6 +26,9 @@ use Sabre\DAV\Xml\Element\Response;
 use Sabre\Xml\Writer;
 
 class QueryDiscoverResponse extends Response {
+	/**
+	 * @var BasicSearchSchema|null
+	 */
 	protected $schema;
 
 	/**