Update README.md

## Gentoo Update Script ##

# This will perform the following commands (More info provided below):
	# (1) echo -n `eix-sync` 
	# (2) echo -n `layman -S`
	# (3) echo -n `emerge [OPTIONS] @world`

## NOTE: This script will check that eix & layman are installed and will continue accordingly.
## Gentoo Update Script ##

# This will perform the following commands (More info provided below):
	# (1) echo -n `eix-sync` 
	# (2) echo -n `layman -S`
	# (3) echo -n `emerge [OPTIONS] @world`

## NOTE: This script will check that eix & layman are installed and will continue accordingly.

# ----------------------- Information about the commands ----------------------- #
# (1) eix-sync:
	## emerge --sync: Synchronizes the Portage tree
	## eix-update: Updates the local eix cache and indexes all packages on the system
	## eix-diff: Compares files line-by-line
# (2) layman -S
	## Updates all overlays on the system
# (3) emerge --update [OPTIONS] @world
	## Updates the entire system 

# ------------------------------------------------------------------------------- #