[Pharo-project] Three little fixes for 1.2.

Three little fixes for 1.2 http://code.google.com/p/pharo/issues/detail?id=2640 fixed http://code.google.com/p/pharo/issues/detail?id=2641 fixed http://code.google.com/p/pharo/issues/detail?id=2643 fixed Ready for inclusion. Bye T. -- GMX DSL: Internet-, Telefon- und Handy-Flat ab 19,99 EUR/mtl. Bis zu 150 EUR Startguthaben inklusive! http://portal.gmx.net/de/go/dsl