add sqlite query driver.

laravel/database/query/grammars/sqlite.php

@@ -0,0 +1,24 @@
+<?php namespace Laravel\Database\Query\Grammars;
+
+use Laravel\Database\Query;
+
+class SQLite extends Grammar
+{
+
+	/**
+	 * Compile the ORDER BY clause for a query.
+	 *
+	 * @param  Query   $query
+	 * @return string
+	 */
+	protected function orderings(Query $query)
+	{
+		foreach ($query->orderings as $ordering)
+		{
+			$sql[] = $this->wrap($ordering['column']).' COLLATE NOCASE '.strtoupper($ordering['direction']);
+		}
+
+		return 'ORDER BY '.implode(', ', $sql);
+	}
+
+}