CVS tadam: Update key files for 2.6.1 release.

[cvs]

CVSROOT:        /home/cvs/fvwm
Module name:    fvwm
Changes by:     tadam   11/04/16 15:34:43

Modified files:
        .              : Tag: branch-2_6 ChangeLog configure.ac 
        docs           : Tag: branch-2_6 ANNOUNCE 

Log message:
Update key files for 2.6.1 release.