Dropped Redis model, rebuilt without it

The model was getting a bit more complicated than I would have liked. Went back to using straight redis commands and moved some of the user model logic into the custommodule.

modules/leaderboards.php

@@ -0,0 +1,14 @@
+<?php
+
+class leaderboards extends UserModule
+{
+	public function __default()
+	{
+		// Grabs the user's leaderboards
+		$leaders = '';
+
+		return array('leaderboards' => $leaderboards);
+	}
+}
+
+?>