Got that first API call done

Had to work out the API parent class a bit. Also closing #8 as the API docs are about done. Time to knock out the rest of the API calls so I can start using this shit.

modules/api/v1/leaderboards.php

@@ -2,9 +2,13 @@
 
 class api_v1_leaderboards extends APIv1
 {
+	protected $request_methods = 'GET';
+
 	public function __default()
 	{
-		
+		$leaderboards = new leaderboards();
+
+		return $leaderboards->__default();
 	}
 }