CVS domivogt: * Fixed, cleaned up and simplified positional parameter parsing code.

[FVWM CVS]

CVSROOT:        /home/cvs/fvwm
Module name:    fvwm
Changes by:     domivogt        06/07/13 10:12:18

Modified files:
        .              : ChangeLog 
        fvwm           : expand.c 

Log message:
* Fixed, cleaned up and simplified positional parameter parsing code.