Merge branch 'master' of github.com:brainite/quipxml

Author: stackpr

src/Xml/QuipXmlElementIterator.php

@@ -99,7 +99,7 @@ protected function _singleGetter($method, $arg1 = NULL) {
    * @return QuipXmlElementIterator    The addChild method returns a QuipXmlElementIterator
    *                                   object representing the child(ren) added to the XML node(s).
    */
-  public function addChild($name, $value = null, $namespace = null) {
+  public function addChild($name, $value = NULL, $namespace = NULL) {
     return $this->_eachGetIterator('addChild', $name, $value, $namespace);
   }
 
@@ -111,7 +111,7 @@ public function before($content) {
     return $this->_eachSetter('before', $content);
   }
 
-  public function count() {
+  public function count(): int {
     $count = 0;
     foreach ($this as $tmp) {
       if ($count === 0 && !$tmp) {
@@ -225,4 +225,4 @@ public function xpath($path) {
     return $this->_eachGetIterator('xpath', $path);
   }
 
-}
+}