Mario de Sousa <msousa@fe.up.pt> [Mon, 16 Apr 2012 14:41:07 +0100] rev 510
Fixing check for assignment to output variables.
Mario de Sousa <msousa@fe.up.pt> [Sun, 15 Apr 2012 19:56:33 +0100] rev 509
Fixing some bugs in lvalue checking (other bugs remain - to be fixed later)
Manuele Conti <conti.ma@alice.it> [Sat, 14 Apr 2012 20:02:36 +0200] rev 508
Add lvalue check class.