Fix bug with many-to-many relationships on non-default database connection.

laravel/database/eloquent/pivot.php

@@ -20,11 +20,13 @@ class Pivot extends Model {
 	 * Create a new pivot table instance.
 	 *
 	 * @param  string  $table
+	 * @param  string  $connection
 	 * @return void
 	 */
-	public function __construct($table)
+	public function __construct($table, $connection = null)
 	{
 		$this->pivot_table = $table;
+		$this->connection = $connection;
 
 		parent::__construct(array(), true);
 	}
@@ -39,4 +41,14 @@ class Pivot extends Model {
 		return $this->pivot_table;
 	}
 
+	/**
+	 * Get the connection used by the pivot table.
+	 *
+	 * @return string
+	 */
+	public function connection()
+	{
+		return $this->connection;
+	}
+
 }