Merge pull request #11 from splitbrain-forks/php7-signature

Adjust method signatures to match parent

syntax.php

@@ -63,7 +63,7 @@ public function postConnect() {
      * @param Doku_Handler    $handler The handler
      * @return array Data for the renderer
      */
-    public function handle($match, $state, $pos, &$handler){
+    public function handle($match, $state, $pos, Doku_Handler $handler){
         global $conf;
         $first = false;
         $img = '';
@@ -133,7 +133,7 @@ public function handle($match, $state, $pos, &$handler){
      * @param array          $data      The data from the handler() function
      * @return bool If rendering was successful.
      */
-    public function render($mode, &$R, $data) {
+    public function render($mode, Doku_Renderer $R, $data) {
         if($mode != 'xhtml') return false;
         list($state, $img, $first) = $data;