**( Tcl  )13:39 2009-10-09	fixed a bug : cannot open Scilab tcl help browser when using GreenScilab Tcl interface.
**( Tcl  )11:12 2009-10-12	fixed a bug : grid offset in "Output info" tab
**( Tcl  )15:24 2009-10-29	switched to Scilab 5.1.1 and used a new geometry manager command
**( Tcl  )16:07 2009-10-30	added popup menus invoked by right mouse button click





