Added "Housemarque Oy" permission (received from Ilari Kuittinen)

[SVN r25051]

more/blanket-permission.txt

@@ -69,4 +69,6 @@ Daniel Nuffer (dan -at- nuffer.name)
 Dan Nuffer (dan -at- nuffer.name)
 Nicolai M Josuttis (solutions -at- josuttis.com) (See Boost list message of Mon, 30 Aug 2004 10:52:00 +0100)
 Christain Engstrom (christian.engstrom -at- glindra.org) (See Boost list message of Mon, 30 Aug 2004 14:31:49 +0200)
+Housemarque Oy (Ilari Kuittinen ilari.kuittinen -at- housemarque.fi)
+