matiec: Changelog

Mario de Sousa <msousa@fe.up.pt> [Wed, 25 Apr 2012 16:44:23 +0100] rev 534

Fix comment.

Mario de Sousa <msousa@fe.up.pt> [Wed, 25 Apr 2012 16:21:14 +0100] rev 533

Add clarifying comment.

Mario de Sousa <msousa@fe.up.pt> [Wed, 25 Apr 2012 15:56:45 +0100] rev 532

Remove access to NULL pointer.

Mario de Sousa <msousa@fe.up.pt> [Wed, 25 Apr 2012 15:46:53 +0100] rev 531

Make temporary fix to is_complex() method.

matiec