ui_Ziggy: fix icons (again)

Broken "Help" & "Quit" icons, spotted in 666phil's Tahr.
Not sure why, since they're ok in Slacko, but should be ok now...
Shutdownconfig: Add savefolder support. Remove save-to-floppy support.

Savefolder support is based on puppyforum member shinobar's work
see http://www.murga-linux.com/puppy/viewtopic.php?p=782366#782366
Revert "Shutdownconfig: Add savefolder support. Remove save-to-floppy support."

This reverts commit ae4ab6303a35cd006f1aa5f29827c79d2c68f969.
Somehow it breaks gtk and all icons are gone.
Savefolder support in rc.shutdown and shutdownconfig. Remove save-to-floppy.

Savefolder support is based on work of puppyforum members shinobar and gyro
see http://www.murga-linux.com/puppy/viewtopic.php?p=782366#782366
snapmerge: remove floppy related code

In reaction to https://github.com/puppylinux-woof-CE/woof-CE/commit/efa224984a843841401ddbe43ae75f518c765d08
Merge branch 'testing' into woof-next
merge remote-tracking branch 'upstream/woof-next' into woof-next-james

Pull all changes in woof-next until today.
rootfs pinstall.sh: cleanup all those MARKER files.