config: keys: add toggle fullscreen; remove obsolete lines

Signed-off-by: Florian Scherf <fscherf@gmx.net>
config: floating_dialogs: add floating rules

Signed-off-by: Florian Scherf <fscherf@gmx.net>
lib: layout: replace VerticalTall with VerticalTile

This patch replaces the old, hacky implementation with a new
from scratch written layout with better name.

Signed-off-by: Florian Scherf <fscherf@gmx.net>
update README and screenshot

Signed-off-by: Florian Scherf <fscherf@gmx.net>
bin: autostart: fix double slash

Signed-off-by: Florian Scherf <fscherf@gmx.net>
conf: Xdefaults: XScreenSaver: change button colors

Signed-off-by: Florian Scherf <fscherf@gmx.net>