- Moved FML into core folder

- Endurance plugin
- map class nbCheckpoints
- added script callbacks registration

application/core/FML/Elements/Music.php

@@ -0,0 +1,41 @@
+<?php
+
+namespace FML\Elements;
+
+/**
+ * Class representing music
+ *
+ * @author steeffeen
+ */
+class Music implements Renderable {
+	/**
+	 * Protected properties
+	 */
+	protected $data = '';
+	protected $tagName = 'music';
+
+	/**
+	 * Set data
+	 *
+	 * @param string $data        	
+	 * @return \FML\Elements\Music
+	 */
+	public function setData($data) {
+		$this->data = $data;
+		return $this;
+	}
+
+	/**
+	 *
+	 * @see \FML\Renderable::render()
+	 */
+	public function render(\DOMDocument $domDocument) {
+		$xml = $domDocument->createElement($this->tagName);
+		if ($this->data) {
+			$xml->setAttribute('data', $this->data);
+		}
+		return $xml;
+	}
+}
+
+?>