print color components next to the cube

new rgb-color function to get a color by components
Adds Aliaster module

Conflicts:
	.gitmodules
check window id to send notifications

Conflicts:
	modules/notify/init.zsh
make dotzsh notify module not depend on GNU date

also made it work when terminal-notifier is installed from the gem

Conflicts:
	modules/notify/init.zsh
don’t print hsecs if they are zero
use alias_notify_cmd instead of notify_cmd
check window id to send notifications

Conflicts:
	modules/notify/init.zsh
load add-zsh-hook in the notify module
added dtach module adapted from the screen one