v-0-2:		2002-05-31: a working version
v-0-3: 		2002-07-10: our pre-release version
v-0-4: 		2002-09-13: new format for the grid file
v-0-4-1: 	2002-09-20: Gui classes problem fixed
v-0-5: 		2002-09-30: gateway + mirror
v-0-5-1: 	2002-10-14: Gateway changes in the GUI applied and better tests
v-0-6: 		2002-12-02: tunneling + Refactoring + Tests for Scheduler
v-0-6-1: 	2003-04-16: gateway + documentation + FatoraOnGrid example